diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..5145e29
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,15 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
+indent_style = space
+indent_size = 2
+
+[*.py]
+indent_size = 4
+
+[*.{md,txt,rst}]
+trim_trailing_whitespace = false
diff --git a/.flake8 b/.flake8
new file mode 100644
index 0000000..e31f433
--- /dev/null
+++ b/.flake8
@@ -0,0 +1,3 @@
+[flake8]
+max-line-length=120
+exclude=.git,*tests*
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
new file mode 100644
index 0000000..ff6b0ca
--- /dev/null
+++ b/.github/workflows/lint.yml
@@ -0,0 +1,41 @@
+---
+name: Lint
+
+on:
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  lint:
+    runs-on: windows-latest
+    strategy:
+      matrix:
+        python-version:
+          - "3.7"
+          - "3.8"
+          - "3.9"
+    steps:
+      -
+        name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      -
+        uses: actions/checkout@v2
+      -
+        name: dependencies
+        run: |
+          python -m pip install poetry==1.1.7
+          poetry install
+      -
+        name: install hooks
+        run: poetry run pre-commit install-hooks
+      -
+        name: flake8
+        run: poetry run pre-commit run flake8 --all-files --show-diff-on-failure
+      -
+        name: pylint
+        run: poetry run pre-commit run pylint --all-files --show-diff-on-failure
+      -
+        name: mypy
+        run: poetry run pre-commit run mypy --all-files --show-diff-on-failure
diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
new file mode 100644
index 0000000..6a37335
--- /dev/null
+++ b/.github/workflows/pypi.yml
@@ -0,0 +1,32 @@
+---
+name: PyPI upload
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  build:
+    runs-on: windows-latest
+    steps:
+      -
+        name: Set up Python 3.9
+        uses: actions/setup-python@v2
+        with:
+          python-version: "3.9"
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: dependencies
+        run: |
+          python -m pip install poetry==1.1.7
+      -
+        name: build
+        run: poetry build
+      -
+        name: publish
+        run: |
+          poetry config http-basic.pypi ${{ secrets.PYPI_LOGIN }} ${{ secrets.PYPI_PASS }}
+          poetry publish
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
new file mode 100644
index 0000000..f19dd7d
--- /dev/null
+++ b/.github/workflows/tests.yml
@@ -0,0 +1,34 @@
+---
+name: Test
+
+on:
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  tests:
+    runs-on: windows-latest
+    env:
+      SOURCES_DIR: sources
+    strategy:
+      matrix:
+        python-version:
+          - "3.7"
+          - "3.8"
+          - "3.9"
+    steps:
+      -
+        name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+            python-version: ${{ matrix.python-version }}
+      -
+        uses: actions/checkout@v2
+      -
+        name: Install dependencies
+        run: |
+          python -m pip install poetry==1.1.7
+          poetry install
+      -
+        name: pytest
+        run: poetry run pytest -vv
diff --git a/.gitignore b/.gitignore
index 01881da..56a472b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,9 +1,7 @@
-# Robots
-log.html
-report.html
-output.xml
-# idea
+.html
+.xml
 .idea/
+
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]
@@ -14,7 +12,6 @@ __pycache__/
 
 # Distribution / packaging
 .Python
-env/
 build/
 develop-eggs/
 dist/
@@ -26,9 +23,13 @@ lib64/
 parts/
 sdist/
 var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
 *.egg-info/
 .installed.cfg
 *.egg
+MANIFEST
 
 # PyInstaller
 #  Usually these files are written by a python script from a template
@@ -43,13 +44,16 @@ pip-delete-this-directory.txt
 # Unit test / coverage reports
 htmlcov/
 .tox/
+.nox/
 .coverage
 .coverage.*
 .cache
 nosetests.xml
 coverage.xml
-*,cover
+*.cover
+*.py,cover
 .hypothesis/
+.pytest_cache/
 
 # Translations
 *.mo
@@ -58,6 +62,8 @@ coverage.xml
 # Django stuff:
 *.log
 local_settings.py
+db.sqlite3
+db.sqlite3-journal
 
 # Flask stuff:
 instance/
@@ -72,24 +78,56 @@ docs/_build/
 # PyBuilder
 target/
 
-# IPython Notebook
+# Jupyter Notebook
 .ipynb_checkpoints
 
+# IPython
+profile_default/
+ipython_config.py
+
 # pyenv
 .python-version
 
-# celery beat schedule file
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow
+__pypackages__/
+
+# Celery stuff
 celerybeat-schedule
+celerybeat.pid
 
-# dotenv
-.env
+# SageMath parsed files
+*.sage.py
 
-# virtualenv
+# Environments
+.env
+.venv
+env/
 venv/
 ENV/
+env.bak/
+venv.bak/
 
 # Spyder project settings
 .spyderproject
+.spyproject
 
 # Rope project settings
 .ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000..bbab900
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,47 @@
+repos:
+  -
+    repo: local
+    hooks:
+#      -
+#        id: isort
+#        name: isort
+#        entry: isort
+#        language: system
+#        files: ^(winregistry|test)/.+\.py$
+      -
+        id: black
+        name: black
+        entry: black
+        language: system
+        files: ^(winregistry|test)/.+\.py$
+      -
+        id: flake8
+        name: flake8
+        entry: flake8
+        language: system
+        files: ^(winregistry|test)/.+\.py$
+      -
+        id: pylint
+        name: pylint
+        entry: pylint
+        language: system
+        files: ^(winregistry|test)/.+\.py$
+      -
+        id: mypy
+        name: mypy
+        entry: mypy
+        language: system
+        files: ^(winregistry|test)/.+\.py$
+  -
+    repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: "v3.4.0"
+    hooks:
+      - id: check-added-large-files
+      - id: check-json
+      - id: check-merge-conflict
+      - id: check-yaml
+      - id: detect-private-key
+      - id: end-of-file-fixer
+      - id: requirements-txt-fixer
+      - id: forbid-new-submodules
+      - id: trailing-whitespace
diff --git a/mypy.ini b/mypy.ini
new file mode 100644
index 0000000..d801e55
--- /dev/null
+++ b/mypy.ini
@@ -0,0 +1,39 @@
+[mypy]
+ignore_missing_imports = True
+
+# Disallow dynamic typing
+disallow_any_unimported = False
+disallow_any_generics = True
+disallow_subclassing_any = False
+
+# Disallow untyped definitions and calls
+disallow_untyped_defs = True
+disallow_incomplete_defs = True
+
+# None and optional handling
+no_implicit_optional = True
+
+# Configuring warnings
+warn_unused_ignores = True
+warn_return_any = True
+warn_redundant_casts = True
+
+# Misc things
+strict_equality = True
+
+# Config file
+warn_unused_configs = True
+
+[mypy-tests.*]
+ignore_errors = True
+
+# ignore return type for routers
+[mypy-app.routers.*]
+disallow_incomplete_defs = False
+disallow_untyped_defs = False
+
+[pydantic-mypy]
+init_forbid_extra = True
+init_typed = True
+warn_required_dynamic_aliases = True
+warn_untyped_fields = True
diff --git a/poetry.lock b/poetry.lock
new file mode 100644
index 0000000..fdf0e01
--- /dev/null
+++ b/poetry.lock
@@ -0,0 +1,741 @@
+[[package]]
+name = "appdirs"
+version = "1.4.4"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "astroid"
+version = "2.6.2"
+description = "An abstract syntax tree for Python with inference support."
+category = "dev"
+optional = false
+python-versions = "~=3.6"
+
+[package.dependencies]
+lazy-object-proxy = ">=1.4.0"
+typed-ast = {version = ">=1.4.0,<1.5", markers = "implementation_name == \"cpython\" and python_version < \"3.8\""}
+typing-extensions = {version = ">=3.7.4", markers = "python_version < \"3.8\""}
+wrapt = ">=1.11,<1.13"
+
+[[package]]
+name = "atomicwrites"
+version = "1.4.0"
+description = "Atomic file writes."
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+
+[[package]]
+name = "attrs"
+version = "21.2.0"
+description = "Classes Without Boilerplate"
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+
+[package.extras]
+dev = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface", "furo", "sphinx", "sphinx-notfound-page", "pre-commit"]
+docs = ["furo", "sphinx", "zope.interface", "sphinx-notfound-page"]
+tests = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface"]
+tests_no_zope = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins"]
+
+[[package]]
+name = "black"
+version = "21.6b0"
+description = "The uncompromising code formatter."
+category = "dev"
+optional = false
+python-versions = ">=3.6.2"
+
+[package.dependencies]
+appdirs = "*"
+click = ">=7.1.2"
+mypy-extensions = ">=0.4.3"
+pathspec = ">=0.8.1,<1"
+regex = ">=2020.1.8"
+toml = ">=0.10.1"
+typed-ast = {version = ">=1.4.2", markers = "python_version < \"3.8\""}
+typing-extensions = {version = ">=3.7.4", markers = "python_version < \"3.8\""}
+
+[package.extras]
+colorama = ["colorama (>=0.4.3)"]
+d = ["aiohttp (>=3.6.0)", "aiohttp-cors (>=0.4.0)"]
+python2 = ["typed-ast (>=1.4.2)"]
+uvloop = ["uvloop (>=0.15.2)"]
+
+[[package]]
+name = "cfgv"
+version = "3.3.0"
+description = "Validate configuration and produce human readable error messages."
+category = "dev"
+optional = false
+python-versions = ">=3.6.1"
+
+[[package]]
+name = "click"
+version = "8.0.1"
+description = "Composable command line interface toolkit"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+
+[package.dependencies]
+colorama = {version = "*", markers = "platform_system == \"Windows\""}
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+
+[[package]]
+name = "colorama"
+version = "0.4.4"
+description = "Cross-platform colored terminal text."
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+
+[[package]]
+name = "distlib"
+version = "0.3.2"
+description = "Distribution utilities"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "filelock"
+version = "3.0.12"
+description = "A platform independent file lock."
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "flake8"
+version = "3.9.2"
+description = "the modular source code checker: pep8 pyflakes and co"
+category = "dev"
+optional = false
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
+
+[package.dependencies]
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+mccabe = ">=0.6.0,<0.7.0"
+pycodestyle = ">=2.7.0,<2.8.0"
+pyflakes = ">=2.3.0,<2.4.0"
+
+[[package]]
+name = "identify"
+version = "2.2.10"
+description = "File identification library for Python"
+category = "dev"
+optional = false
+python-versions = ">=3.6.1"
+
+[package.extras]
+license = ["editdistance-s"]
+
+[[package]]
+name = "importlib-metadata"
+version = "4.6.1"
+description = "Read metadata from Python packages"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+
+[package.dependencies]
+typing-extensions = {version = ">=3.6.4", markers = "python_version < \"3.8\""}
+zipp = ">=0.5"
+
+[package.extras]
+docs = ["sphinx", "jaraco.packaging (>=8.2)", "rst.linker (>=1.9)"]
+perf = ["ipython"]
+testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-cov", "pytest-enabler (>=1.0.1)", "packaging", "pep517", "pyfakefs", "flufl.flake8", "pytest-perf (>=0.9.2)", "pytest-black (>=0.3.7)", "pytest-mypy", "importlib-resources (>=1.3)"]
+
+[[package]]
+name = "iniconfig"
+version = "1.1.1"
+description = "iniconfig: brain-dead simple config-ini parsing"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "isort"
+version = "5.9.2"
+description = "A Python utility / library to sort Python imports."
+category = "dev"
+optional = false
+python-versions = ">=3.6.1,<4.0"
+
+[package.extras]
+pipfile_deprecated_finder = ["pipreqs", "requirementslib"]
+requirements_deprecated_finder = ["pipreqs", "pip-api"]
+colors = ["colorama (>=0.4.3,<0.5.0)"]
+plugins = ["setuptools"]
+
+[[package]]
+name = "lazy-object-proxy"
+version = "1.6.0"
+description = "A fast and thorough lazy object proxy."
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*"
+
+[[package]]
+name = "mccabe"
+version = "0.6.1"
+description = "McCabe checker, plugin for flake8"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "mypy"
+version = "0.910"
+description = "Optional static typing for Python"
+category = "dev"
+optional = false
+python-versions = ">=3.5"
+
+[package.dependencies]
+mypy-extensions = ">=0.4.3,<0.5.0"
+toml = "*"
+typed-ast = {version = ">=1.4.0,<1.5.0", markers = "python_version < \"3.8\""}
+typing-extensions = ">=3.7.4"
+
+[package.extras]
+dmypy = ["psutil (>=4.0)"]
+python2 = ["typed-ast (>=1.4.0,<1.5.0)"]
+
+[[package]]
+name = "mypy-extensions"
+version = "0.4.3"
+description = "Experimental type system extensions for programs checked with the mypy typechecker."
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "nodeenv"
+version = "1.6.0"
+description = "Node.js virtual environment builder"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "packaging"
+version = "21.0"
+description = "Core utilities for Python packages"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+
+[package.dependencies]
+pyparsing = ">=2.0.2"
+
+[[package]]
+name = "pathspec"
+version = "0.8.1"
+description = "Utility library for gitignore style pattern matching of file paths."
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+
+[[package]]
+name = "pluggy"
+version = "0.13.1"
+description = "plugin and hook calling mechanisms for python"
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+
+[package.dependencies]
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
+
+[package.extras]
+dev = ["pre-commit", "tox"]
+
+[[package]]
+name = "pre-commit"
+version = "2.13.0"
+description = "A framework for managing and maintaining multi-language pre-commit hooks."
+category = "dev"
+optional = false
+python-versions = ">=3.6.1"
+
+[package.dependencies]
+cfgv = ">=2.0.0"
+identify = ">=1.0.0"
+importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+nodeenv = ">=0.11.1"
+pyyaml = ">=5.1"
+toml = "*"
+virtualenv = ">=20.0.8"
+
+[[package]]
+name = "py"
+version = "1.10.0"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+
+[[package]]
+name = "pycodestyle"
+version = "2.7.0"
+description = "Python style guide checker"
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+
+[[package]]
+name = "pyflakes"
+version = "2.3.1"
+description = "passive checker of Python programs"
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+
+[[package]]
+name = "pylint"
+version = "2.9.3"
+description = "python code static checker"
+category = "dev"
+optional = false
+python-versions = "~=3.6"
+
+[package.dependencies]
+astroid = ">=2.6.2,<2.7"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
+isort = ">=4.2.5,<6"
+mccabe = ">=0.6,<0.7"
+toml = ">=0.7.1"
+
+[[package]]
+name = "pyparsing"
+version = "2.4.7"
+description = "Python parsing module"
+category = "dev"
+optional = false
+python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
+
+[[package]]
+name = "pytest"
+version = "6.2.4"
+description = "pytest: simple powerful testing with Python"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+
+[package.dependencies]
+atomicwrites = {version = ">=1.0", markers = "sys_platform == \"win32\""}
+attrs = ">=19.2.0"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
+iniconfig = "*"
+packaging = "*"
+pluggy = ">=0.12,<1.0.0a1"
+py = ">=1.8.2"
+toml = "*"
+
+[package.extras]
+testing = ["argcomplete", "hypothesis (>=3.56)", "mock", "nose", "requests", "xmlschema"]
+
+[[package]]
+name = "pyyaml"
+version = "5.4.1"
+description = "YAML parser and emitter for Python"
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*"
+
+[[package]]
+name = "regex"
+version = "2021.7.6"
+description = "Alternative regular expression module, to replace re."
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "robotframework"
+version = "4.0.3"
+description = "Generic automation framework for acceptance testing and robotic process automation (RPA)"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "six"
+version = "1.16.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "dev"
+optional = false
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
+
+[[package]]
+name = "toml"
+version = "0.10.2"
+description = "Python Library for Tom's Obvious, Minimal Language"
+category = "dev"
+optional = false
+python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
+
+[[package]]
+name = "typed-ast"
+version = "1.4.3"
+description = "a fork of Python 2 and 3 ast modules with type comment support"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "typing-extensions"
+version = "3.10.0.0"
+description = "Backported and Experimental Type Hints for Python 3.5+"
+category = "dev"
+optional = false
+python-versions = "*"
+
+[[package]]
+name = "virtualenv"
+version = "20.4.7"
+description = "Virtual Python Environment builder"
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+virtualenv = [
+    {file = "virtualenv-20.4.7-py2.py3-none-any.whl", hash = "sha256:2b0126166ea7c9c3661f5b8e06773d28f83322de7a3ff7d06f0aed18c9de6a76"},
+    {file = "virtualenv-20.4.7.tar.gz", hash = "sha256:14fdf849f80dbb29a4eb6caa9875d476ee2a5cf76a5f5415fa2f1606010ab467"},
+]
+wrapt = [
+    {file = "wrapt-1.12.1.tar.gz", hash = "sha256:b62ffa81fb85f4332a4f609cab4ac40709470da05643a082ec1eb88e6d9b97d7"},
+]
+zipp = [
+    {file = "zipp-3.5.0-py3-none-any.whl", hash = "sha256:957cfda87797e389580cb8b9e3870841ca991e2125350677b2ca83a0e99390a3"},
+    {file = "zipp-3.5.0.tar.gz", hash = "sha256:f5812b1e007e48cff63449a5e9f4e7ebea716b4111f9c4f9a645f91d579bf0c4"},
+]
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..dc32cc6
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,70 @@
+[tool.poetry]
+name = "winregistry"
+version = "1.0.0"
+description = "Library aimed at working with Windows registry"
+authors = ["Aleksandr Shpak <shpaker@gmail.com>"]
+readme = "readme.md"
+homepage = "https://github.com/shpaker/winregistry"
+repository = "https://github.com/shpaker/winregistry"
+keywords = ["windows", "registry", "regedit", "winreg"]
+classifiers = [
+    'Programming Language :: Python',
+    'Framework :: Robot Framework :: Library',
+    'Environment :: Win32 (MS Windows)',
+    'Operating System :: Microsoft :: Windows',
+]
+packages = [
+    { include = "winregistry" },
+    { include = "winregistry/robot" },
+]
+
+[tool.poetry.dependencies]
+python = "^3.7"
+
+[tool.poetry.dev-dependencies]
+flake8 = "^3.9.2"
+pylint = "^2.9.3"
+mypy = "^0.910"
+pre-commit = "^2.13.0"
+pytest = "^6.2.4"
+black = "^21.6b0"
+robotframework = "^4.0.3"
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
+
+[tool.black]
+line-length = 120
+verbose = 1
+color = true
+exclude = '''
+(
+  /(
+      \.eggs
+    | \.git
+    | \.mypy_cache
+    | \.pytest_cache
+    | \.venv
+  )/
+)
+'''
+
+[tool.isort]
+multi_line_output = 3
+include_trailing_comma = true
+force_grid_wrap = 0
+use_parentheses = true
+ensure_newline_before_comments = true
+line_length = 120
+src_paths = ["soxyproxy", "test"]
+skip = [".mypy_cache", ".pytest_cache", "venv"]
+
+[tool.pylint.messages_control]
+disable = "missing-docstring,no-self-use,logging-fstring-interpolation,too-few-public-methods,too-many-arguments,duplicate-code"
+extend-ignore = "E203,W503"
+
+[tool.pylint.format]
+max-line-length = "120"
+indent-string = "    "
+good-names = "i, x, y"
diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..21c1e4e
--- /dev/null
+++ b/readme.md
@@ -0,0 +1,41 @@
+# winregistry
+
+Minimalist Python library aimed at working with Windows Registry.
+
+## Installation
+
+```bash
+pip install winregistry
+```
+
+## Usage
+
+```py
+from winregistry import WinRegistry
+
+TEST_REG_PATH = r"HKLM\SOFTWARE\_REMOVE_ME_"
+
+
+if __name__ == "__main__":
+  with WinRegistry() as client:
+      client.create_key(TEST_REG_PATH)
+      client.write_entry(TEST_REG_PATH, "remove_me", "test")
+      test_entry = client.read_entry(TEST_REG_PATH, "remove_me")
+      assert test_entry.value == "test"
+      client.delete_entry(TEST_REG_PATH, "remove_me")
+```
+
+Usage with ``Robot Testing Framework`` Library
+----------------------------------------------
+
+```
+*** Settings ***
+Library    winregistry.robot
+
+*** Test Cases ***
+Valid Login
+        ${path} =    Set Variable    HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run
+        Write Registry Entry    ${path}             Notepad   notepad.exe
+        ${autorun} =            Read Registry Key   ${path}
+        Delete Registry Entry   ${path}             Notepad
+```
diff --git a/readme.rst b/readme.rst
deleted file mode 100644
index 1bfa8a9..0000000
--- a/readme.rst
+++ /dev/null
@@ -1,57 +0,0 @@
-winregistry
-===========
-
-.. image:: https://badge.fury.io/py/winregistry.svg
-    :target: https://badge.fury.io/py/winregistry
-
-.. image:: https://landscape.io/github/shpaker/winregistry/master/landscape.svg?style=flat
-   :target: https://landscape.io/github/shpaker/winregistry/master
-   :alt: Code Health
-
-Minimalist Python library aimed at working with Windows Registry.
-
-Installation
-------------
-
-.. code-block:: bash
-
-    pip install winregistry
-
-Usage
------
-
-.. code-block:: python
-
-    >>> from winregistry import WinRegistry as Reg
-    >>> reg = Reg()
-    >>> path = r'HKLM\SOFTWARE\remove_me'
-    >>> reg.create_key(path + r'\test')
-    >>> True if 'remove_me' in reg.read_key(r'HKLM\SOFTWARE')['keys'] else False
-    True
-    >>> reg.write_value(path, 'Value name', b'21', 'REG_BINARY')
-    >>> reg.read_key(path)
-    {'keys': ['test'], 'values': [{'value': 'Value name', 'data': b'21...
-    >>> reg.read_value(path, 'Value name')
-    {'value': 'Value name', 'data': b'21', 'type': 'REG_BINARY'}
-    >>> reg.delete_value(path, 'Value name')
-    >>> reg.delete_key(path + r'\test')
-    >>> reg.read_key(path)
-    {'keys': [], 'values': [], 'modify': datetime.datetime(2017, 4, 16...
-    >>> reg.delete_key(path)
-    >>> True if 'remove_me' in reg.read_key(r'HKLM\SOFTWARE')['keys'] else False
-    False
-
-Usage with ``Robot Testing Framework`` Library
-----------------------------------------------
-
-.. code-block:: robotframework
-
-    *** Settings ***
-    Library    winregistry.robot
-
-    *** Test Cases ***
-    Valid Login
-            ${path} =    Set Variable    HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run  
-            Write Registry Value    ${path}             Notepad   notepad.exe                
-            ${autorun} =            Read Registry Key   ${path}                              
-            Delete Registry Value   ${path}             Notepad                              
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 58473c5..0000000
--- a/setup.py
+++ /dev/null
@@ -1,28 +0,0 @@
-from setuptools import setup
-# import os
-
-
-# def read(fname):
-#     return open(os.path.join(os.path.dirname(__file__), fname)).read()
-
-
-setup (
-    name='winregistry',
-    version='0.8.2',
-    author='Alexander Shpak',
-    author_email='shpaker@gmail.com',
-    description=('Library aimed at working with Windows registry'),
-    # long_description=read('readme.rst'),
-    keywords='windows registry regedit winreg',
-    url='https://github.com/shpaker/winregistry',
-    platforms='windows',
-    packages=['winregistry', 'winregistry.robot'],
-    classifiers=[
-        'Programming Language :: Python',
-        'Development Status :: 3 - Alpha',
-        'Framework :: Robot Framework :: Library',
-        'Environment :: Win32 (MS Windows)',
-        'Topic :: Software Development :: Libraries :: Python Modules',
-        'Operating System :: Microsoft :: Windows'
-    ]
-)
\ No newline at end of file
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_utils.py b/tests/test_utils.py
new file mode 100644
index 0000000..c066296
--- /dev/null
+++ b/tests/test_utils.py
@@ -0,0 +1,111 @@
+from winreg import KEY_READ, HKEY_LOCAL_MACHINE
+
+from winregistry import WinRegistry
+from winregistry.utils import (
+    expand_short_root,
+    get_access_key,
+    parse_path,
+)
+
+TEST_REG_PATH = r"HKLM\SOFTWARE\_REMOVE_ME_"
+
+
+def test_expand_short_root() -> None:
+    root = expand_short_root("HKU")
+    assert r"HKEY_USERS" == root, root
+
+
+def test_expand_long_root() -> None:
+    root = expand_short_root("SOME_LONG_STRING")
+    assert "SOME_LONG_STRING" == root, root
+
+
+def test_get_access_key() -> None:
+    access_key = get_access_key(KEY_READ, True)
+    assert access_key
+
+
+def test_parse_path() -> None:
+    root, path = parse_path(TEST_REG_PATH)
+    assert root == HKEY_LOCAL_MACHINE, root
+    assert path == TEST_REG_PATH.lstrip("HKLM\\")
+
+
+def test_get_key_handle() -> None:
+    with WinRegistry() as reg:
+        handler = reg.get_handler(
+            r"HKLM\SOFTWARE",
+            access=KEY_READ,
+            key_wow64_32key=False,
+        )
+        assert handler
+
+
+def test_read_entry() -> None:
+    reg_key = r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion"
+    with WinRegistry() as client:
+        software_type = client.read_entry(reg_key, "SoftwareType")
+    assert software_type.value == "System"
+
+
+def test_write_entry() -> None:
+    with WinRegistry() as client:
+        client.create_key(TEST_REG_PATH)
+        client.write_entry(TEST_REG_PATH, "remove_me", "test")
+        test_entry = client.read_entry(TEST_REG_PATH, "remove_me")
+        assert test_entry.value == "test"
+        client.delete_entry(TEST_REG_PATH, "remove_me")
+
+
+def test_delete_entry() -> None:
+    with WinRegistry() as client:
+        client.create_key(TEST_REG_PATH)
+        client.write_entry(TEST_REG_PATH, "remove_me", "test")
+        client.read_entry(TEST_REG_PATH, "remove_me")
+        client.delete_entry(TEST_REG_PATH, "remove_me")
+        try:
+            client.read_entry(TEST_REG_PATH, "remove_me")
+            raise AssertionError
+        except FileNotFoundError:
+            pass
+
+
+def test_read_key() -> None:
+    reg_key = r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion"
+    with WinRegistry() as client:
+        data = client.read_key(reg_key)
+        assert data.entries
+        assert data.reg_keys
+
+
+def test_create_key() -> None:
+    reg_key = r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\test\foo"
+    with WinRegistry() as client:
+        try:
+            data = client.read_key(r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\test")
+            raise AssertionError
+        except FileNotFoundError:
+            pass
+        client.create_key(reg_key)
+        data = client.read_key(r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\test")
+        assert len(data.reg_keys) == 1, data
+        assert "foo" in data.reg_keys, data
+        client.delete_key(r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\test\foo")
+        client.delete_key(r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\test")
+
+
+def test_delete_key() -> None:
+    reg_key = r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\test"
+    with WinRegistry() as client:
+        try:
+            data = client.read_key(r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\test")
+            raise AssertionError
+        except FileNotFoundError:
+            pass
+        client.create_key(reg_key)
+        client.delete_key(r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\test")
+        try:
+            data = client.read_key(r"HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\test")
+            raise AssertionError
+        except FileNotFoundError:
+            pass
diff --git a/winregistry/__init__.py b/winregistry/__init__.py
index 4b460a4..e67ca0c 100644
--- a/winregistry/__init__.py
+++ b/winregistry/__init__.py
@@ -1 +1,11 @@
-from .winregistry import WinRegistry
+from winregistry.consts import WinregType, ShortRootAlias
+from winregistry.models import RegEntry, RegKey
+from winregistry.winregistry import WinRegistry
+
+__all__ = (
+    "WinRegistry",
+    "RegEntry",
+    "RegKey",
+    "WinregType",
+    "ShortRootAlias",
+)
diff --git a/winregistry/consts.py b/winregistry/consts.py
new file mode 100644
index 0000000..4df0c04
--- /dev/null
+++ b/winregistry/consts.py
@@ -0,0 +1,27 @@
+import winreg
+from enum import Enum, IntEnum
+
+
+class ShortRootAlias(Enum):
+    HKCR = "HKEY_CLASSES_ROOT"
+    HKCU = "HKEY_CURRENT_USER"
+    HKLM = "HKEY_LOCAL_MACHINE"
+    HKU = "HKEY_USERS"
+    HKCC = "HKEY_CURRENT_CONFIG"
+
+
+class WinregType(IntEnum):
+    REG_NONE = winreg.REG_NONE
+    REG_SZ = winreg.REG_SZ
+    REG_EXPAND_SZ = winreg.REG_EXPAND_SZ
+    REG_BINARY = winreg.REG_BINARY
+    REG_DWORD = winreg.REG_DWORD
+    REG_DWORD_LITTLE_ENDIAN = winreg.REG_DWORD_LITTLE_ENDIAN
+    REG_DWORD_BIG_ENDIAN = winreg.REG_DWORD_BIG_ENDIAN
+    REG_LINK = winreg.REG_LINK
+    REG_MULTI_SZ = winreg.REG_MULTI_SZ
+    REG_RESOURCE_LIST = winreg.REG_RESOURCE_LIST
+    REG_FULL_RESOURCE_DESCRIPTOR = winreg.REG_FULL_RESOURCE_DESCRIPTOR
+    REG_RESOURCE_REQUIREMENTS_LIST = winreg.REG_RESOURCE_REQUIREMENTS_LIST
+    REG_QWORD = winreg.REG_QWORD
+    REG_QWORD_LITTLE_ENDIAN = winreg.REG_QWORD_LITTLE_ENDIAN
diff --git a/winregistry/models.py b/winregistry/models.py
new file mode 100644
index 0000000..f97caf8
--- /dev/null
+++ b/winregistry/models.py
@@ -0,0 +1,22 @@
+from dataclasses import dataclass
+from datetime import datetime
+from typing import Any, List, Optional
+
+from winregistry.consts import WinregType
+
+
+@dataclass(frozen=True)
+class RegEntry:
+    name: str
+    reg_key: str
+    value: Any
+    type: WinregType
+    host: Optional[str] = None
+
+
+@dataclass(frozen=True)
+class RegKey:
+    name: str
+    reg_keys: List[str]
+    entries: List[RegEntry]
+    modify_at: datetime
diff --git a/winregistry/robot/__init__.py b/winregistry/robot/__init__.py
index 92a6c3a..cae8929 100644
--- a/winregistry/robot/__init__.py
+++ b/winregistry/robot/__init__.py
@@ -1,16 +1,16 @@
-from .keywords import Keywords
+from winregistry.robot.keywords import Keywords
 
+ROBOT_LIBRARY_SCOPE = "GLOBAL"
 
-ROBOT_LIBRARY_SCOPE = 'GLOBAL'
 
-class robot(Keywords):
-    """ RequestsLibrary is a HTTP client keyword library that uses
-    the requests module from Kenneth Reitz
-    https://github.com/kennethreitz/requests
+class robot(Keywords):  # pylint: disable=invalid-name
+    """
+    Minimalist Python library aimed at working with Windows Registry.
+    https://github.com/shpaker/winregistry
         Examples:
         | ${path}               | HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run |
-        | Write Registry Value  | ${path}           | Notepad | notepad.exe               |
+        | Write Registry Entry  | ${path}           | Notepad | notepad.exe               |
         | ${autorun} =          | Read Registry Key | ${path} |                           |
         | Log                   | ${autorun}        |         |                           |
-        | Delete Registry Value | ${path}           | Notepad |                           |
+        | Delete Registry Entry | ${path}           | Notepad |                           |
     """
diff --git a/winregistry/robot/keywords.py b/winregistry/robot/keywords.py
index 0db30e1..736ec4c 100644
--- a/winregistry/robot/keywords.py
+++ b/winregistry/robot/keywords.py
@@ -1,48 +1,69 @@
-""" 
+"""
      Class for working with Robot Testing Framework
 """
+from typing import Any
 
-from winregistry import WinRegistry as Reg
-
+from winregistry import WinRegistry, RegKey, WinregType, RegEntry
 
-class Keywords(object):
 
-    def __init__(self, host=None):
-        self.reg = Reg(host)
-
-    def read_registry_key(self, key, key_wow64_32key=False):
-        """ Reading registry key
-        """
-        resp = self.reg.read_key(key, key_wow64_32key)
+class Keywords:
+    def read_registry_key(
+        self,
+        key: str,
+        key_wow64_32key: bool = False,
+    ) -> RegKey:
+        """Reading registry key"""
+        with WinRegistry() as client:
+            resp = client.read_key(key, key_wow64_32key)
         return resp
 
+    def create_registry_key(
+        self,
+        key: str,
+        key_wow64_32key: bool = False,
+    ) -> None:
+        """Creating registry key"""
+        with WinRegistry() as client:
+            client.create_key(key, key_wow64_32key)
+
+    def delete_registry_key(
+        self,
+        key: str,
+        key_wow64_32key: bool = False,
+    ) -> None:
+        """Deleting registry key"""
+        with WinRegistry() as client:
+            client.delete_key(key, key_wow64_32key)
+
+    def read_registry_entry(
+        self,
+        key: str,
+        value: Any,
+        key_wow64_32key: bool = False,
+    ) -> RegEntry:
+        """Reading value from registry"""
+        with WinRegistry() as client:
+            resp = client.read_entry(key, value, key_wow64_32key)
+        return resp
 
-    def create_registry_key(self, key, key_wow64_32key=False):
-        """ Creating registry key
-        """
-        self.reg.create_key(key, key_wow64_32key)
-
-
-    def delete_registry_key(self, key, key_wow64_32key=False):
-        """ Deleting registry key
-        """
-        self.reg.delete_key(key, key_wow64_32key)
-
-
-    def read_registry_value(self, key, value, key_wow64_32key=False):
-        """ Reading value from registry
-        """
-        return self.reg.read_value(key, value, key_wow64_32key)
-
-
-    def write_registry_value(self, key, value, data=None, reg_type='REG_SZ', key_wow64_32key=False):
-        """ Writing (or creating) data in value
-        """
-        self.reg.write_value(key, value, data, reg_type, key_wow64_32key)
-
-
-    def delete_registry_value(self, key, value, key_wow64_32key=False):
-        """ Deleting value from registry
-        """
-        self.reg.delete_value(key, value, key_wow64_32key)
-
+    def write_registry_entry(
+        self,
+        key: str,
+        value: str,
+        data: Any = None,
+        reg_type: str = "REG_SZ",
+        key_wow64_32key: bool = False,
+    ) -> None:
+        """Writing (or creating) data in value"""
+        with WinRegistry() as client:
+            client.write_entry(key, value, data, WinregType[reg_type], key_wow64_32key)
+
+    def delete_registry_entry(
+        self,
+        key: str,
+        value: str,
+        key_wow64_32key: bool = False,
+    ) -> None:
+        """Deleting value from registry"""
+        with WinRegistry() as client:
+            client.delete_entry(key, value, key_wow64_32key)
diff --git a/winregistry/utils.py b/winregistry/utils.py
new file mode 100644
index 0000000..0c2926a
--- /dev/null
+++ b/winregistry/utils.py
@@ -0,0 +1,34 @@
+import winreg
+from typing import Tuple
+from winreg import KEY_WOW64_32KEY, KEY_WOW64_64KEY, HKEYType
+
+from winregistry import ShortRootAlias
+
+
+def expand_short_root(
+    root: str,
+) -> str:
+    try:
+        root = ShortRootAlias[root].value
+    except KeyError:
+        pass
+    return root
+
+
+def get_access_key(
+    access: int,
+    key_wow64_32key: bool = False,
+) -> int:
+    x64_key = KEY_WOW64_32KEY if key_wow64_32key else KEY_WOW64_64KEY
+    return access | x64_key
+
+
+def parse_path(
+    path: str,
+) -> Tuple[HKEYType, str]:
+    _root, key_path = path.split("\\", maxsplit=1)
+    _root = expand_short_root(_root.upper())
+    reg_root = getattr(winreg, _root)
+    if not key_path:
+        raise ValueError('Not found key in "{}"'.format(path))
+    return reg_root, key_path
diff --git a/winregistry/winregistry.py b/winregistry/winregistry.py
index c052d2f..f063ce6 100644
--- a/winregistry/winregistry.py
+++ b/winregistry/winregistry.py
@@ -1,214 +1,160 @@
-""" WinRegistry
-    ~~~~~~~~~~~
-
-    Usage::
-        >>> from winregistry import WinRegistry as Reg
-        >>> reg = Reg()
-        >>> path = r'HKLM\SOFTWARE\remove_me'
-        >>> reg.create_key(path + r'\test')
-        >>> True if 'remove_me' in reg.read_key(r'HKLM\SOFTWARE')['keys'] else False
-        True
-        >>> reg.write_value(path, 'Value name', b'21', 'REG_BINARY')
-        >>> reg.read_key(path)
-        {'keys': ['test'], 'values': [{'value': 'Value name', 'data': b'21...
-        >>> reg.read_value(path, 'Value name')
-        {'value': 'Value name', 'data': b'21', 'type': 'REG_BINARY'}
-        >>> reg.delete_value(path, 'Value name')
-        >>> reg.delete_key(path + r'\test')
-        >>> reg.read_key(path)
-        {'keys': [], 'values': [], 'modify': datetime.datetime(2017, 4, 16...
-        >>> reg.delete_key(path)
-        >>> True if 'remove_me' in reg.read_key(r'HKLM\SOFTWARE')['keys'] else False
-        False
-"""
 from datetime import datetime, timedelta
-import winreg
-
-
-WINREG_TYPES = ['REG_NONE',              # 0 == winreg.REG_NONE
-                'REG_SZ',                # 1 == winreg.REG_SZ
-                'REG_EXPAND_SZ',         # 2 == winreg.REG_EXPAND_SZ
-                'REG_BINARY',            # 3 == winreg.REG_BINARY
-                'REG_DWORD',             # 4 == winreg.REG_DWORD
-                                         # 4 == winreg.REG_DWORD_LITTLE_ENDIAN
-                # 'REG_DWORD_LITTLE_ENDIAN',
-                'REG_DWORD_BIG_ENDIAN',  # 5 == winreg.REG_DWORD_BIG_ENDIAN
-                'REG_LINK',              # 6 == winreg.REG_LINK
-                'REG_MULTI_SZ',          # 7 == winreg.REG_MULTI_SZ
-                'REG_RESOURCE_LIST',     # 8 == winreg.REG_RESOURCE_LIST
-                                         # 9 == winreg.REG_FULL_RESOURCE_DESCRIPTOR
-                'REG_FULL_RESOURCE_DESCRIPTOR',
-                # 10 == winreg.REG_RESOURCE_REQUIREMENTS_LIST:
-                'REG_RESOURCE_REQUIREMENTS_LIST',
-                'REG_QWORD'             # 11 == winreg.REG_QWORD
-                                         # 11 == winreg.REG_QWORD_LITTLE_ENDIAN
-                # 'REG_QWORD_LITTLE_ENDIAN'
-]
-
-SHORT_ROOTS = {
-    'HKCR': 'HKEY_CLASSES_ROOT',
-    'HKCU': 'HKEY_CURRENT_USER',
-    'HKLM': 'HKEY_LOCAL_MACHINE',
-    'HKU': 'HKEY_USERS',
-    'HKCC': 'HKEY_CURRENT_CONFIG'}
-
-
-class WinRegistry(object):
-    """ Minimalist Python library aimed at working with Windows registry
-    """
-
-    def __init__(self, host=None):
-        self.host = host
-        self.root = None
-        self.root_handle = None
-
-
-    def close(self):
-        ''' Close registry handle
-        '''
-        self.root_handle.Close()
-
-
-    def read_value(self, key, value, key_wow64_32key=False):
-        ''' Read named value in registry
-        '''
-        try:
-            handle = self._get_handle(key, winreg.KEY_READ, key_wow64_32key)
-            reg_value = winreg.QueryValueEx(handle, value)
-            handle.Close()
-        except:
-            raise
-        reg_type = WINREG_TYPES[reg_value[1]]
-        data = {'value': value, 'data': reg_value[0], 'type': reg_type}
-        return data
-
-
-    def write_value(self, key, value, data=None, reg_type='REG_SZ', key_wow64_32key=False):
-        ''' Write data in named value in registry
-        '''
-        try:
-            handle = self._get_handle(key, winreg.KEY_SET_VALUE, key_wow64_32key)
-            winreg.SetValueEx(handle, value, 0, getattr(winreg, reg_type), data)
-            handle.Close()
-        except:
-            raise
-
-
-    def delete_value(self, key, value, key_wow64_32key=False):
-        ''' Delete named value in registry
-        '''
-        try:
-            handle = self._get_handle(key, winreg.KEY_SET_VALUE, key_wow64_32key)
-            winreg.DeleteValue(handle, value)
-            handle.Close()
-        except:
-            raise
-
+from typing import Any, Optional, Union
+from winreg import (
+    KEY_READ,
+    KEY_SET_VALUE,
+    KEY_WRITE,
+    ConnectRegistry,
+    CreateKeyEx,
+    DeleteKey,
+    DeleteValue,
+    EnumKey,
+    EnumValue,
+    HKEYType,
+    OpenKey,
+    QueryInfoKey,
+    QueryValueEx,
+    SetValueEx,
+)
+
+from winregistry.consts import WinregType
+from winregistry.models import RegEntry, RegKey
+from winregistry.utils import get_access_key, parse_path
+
+
+class WinRegistry:
+    def __init__(
+        self,
+        host: Optional[str] = None,
+    ) -> None:
+        self.host: Optional[str] = host
+        self._client: Optional[HKEYType] = None
+        self._handler = None
+        self._root: Optional[HKEYType] = None
+
+    def get_handler(
+        self,
+        key: str,
+        access: int,
+        key_wow64_32key: bool,
+    ) -> HKEYType:
+        root, path = parse_path(key)
+        access_key = get_access_key(access, key_wow64_32key)
+        if not self._client or root != self._root:
+            self._client = ConnectRegistry(self.host, root)
+        key_handle = OpenKey(
+            key=self._client,
+            sub_key=path,
+            reserved=0,
+            access=access_key,
+        )
+        return key_handle
 
-    def read_key(self, key, key_wow64_32key=False):
-        ''' Read named key in registry
-        '''
-        resp = {'keys': [], 'values': []}
+    def __enter__(self) -> "WinRegistry":
+        return self
 
-        try:
-            handle = self._get_handle(key, winreg.KEY_READ, key_wow64_32key)
-            keys_num, values_num, modify = winreg.QueryInfoKey(handle)
-            resp['modify'] = datetime(1601, 1, 1) + timedelta(microseconds=modify/10)
-        except:
+    def __exit__(self, exc_type, exc_val, exc_tb):  # type: ignore
+        if self._client:
+            self._client.Close()
+        if exc_val:
             raise
 
+    def read_entry(
+        self,
+        reg_key: str,
+        name: str,
+        key_wow64_32key: bool = False,
+    ) -> RegEntry:
+        handle = self.get_handler(reg_key, KEY_READ, key_wow64_32key)
+        raw_value, raw_type = QueryValueEx(handle, name)
+        return RegEntry(
+            reg_key=reg_key,
+            name=name,
+            value=raw_value,
+            type=WinregType(raw_type),
+            host=self.host,
+        )
+
+    def write_entry(
+        self,
+        reg_key: str,
+        name: str,
+        value: Any = None,
+        reg_type: Union[WinregType, int] = WinregType.REG_SZ,
+        key_wow64_32key: bool = False,
+    ) -> None:
+        if isinstance(reg_type, int):
+            reg_type = WinregType(reg_type)
+        handle = self.get_handler(reg_key, KEY_SET_VALUE, key_wow64_32key)
+        SetValueEx(handle, name, 0, reg_type.value, value)
+
+    def delete_entry(
+        self,
+        key: str,
+        name: str,
+        key_wow64_32key: bool = False,
+    ) -> None:
+        handle = self.get_handler(key, KEY_SET_VALUE, key_wow64_32key)
+        DeleteValue(handle, name)
+
+    def read_key(
+        self,
+        name: str,
+        key_wow64_32key: bool = False,
+    ) -> RegKey:
+        handle = self.get_handler(name, KEY_READ, key_wow64_32key)
+        keys_num, values_num, modify = QueryInfoKey(handle)
+        modify_at = datetime(1601, 1, 1) + timedelta(microseconds=modify / 10)
+        keys = list()
+        entries = list()
         for key_i in range(0, keys_num):
-            resp['keys'].append(winreg.EnumKey(handle, key_i))
-
+            keys.append(EnumKey(handle, key_i))
         for key_i in range(0, values_num):
-            value = {}
-            value['value'], value['data'], value['type'] = winreg.EnumValue(handle, key_i)
-            value['type'] = WINREG_TYPES[value['type']]
-            resp['values'].append(value)
-
-        handle.Close()
-
-        return resp
-
-
-    def create_key(self, key, key_wow64_32key=False):
-        ''' Create named key in registry
-        '''
-        handle = None
-        subkeys = key.split('\\')
+            entry_name, value, raw_type = EnumValue(handle, key_i)
+            entries.append(
+                RegEntry(
+                    reg_key=name,
+                    name=entry_name,
+                    value=value,
+                    type=WinregType(raw_type),
+                    host=self.host,
+                )
+            )
+        return RegKey(
+            name=name,
+            reg_keys=keys,
+            entries=entries,
+            modify_at=modify_at,
+        )
+
+    def create_key(
+        self,
+        name: str,
+        key_wow64_32key: bool = False,
+    ) -> None:
+        handler = None
+        sub_keys = name.split("\\")
         i = 0
-
-        while (i < len(subkeys)) and (not handle):
+        while i < len(sub_keys) and not handler:
             try:
-                current = '\\'.join(subkeys[:len(subkeys) - i])
-                handle = self._get_handle(current, winreg.KEY_WRITE, key_wow64_32key)
+                current = "\\".join(sub_keys[: len(sub_keys) - i])
+                handler = self.get_handler(current, KEY_WRITE, key_wow64_32key)
             except FileNotFoundError:
                 i += 1
-
-        tail = '\\'.join(subkeys[len(subkeys) - i:])
-        winreg.CreateKeyEx(handle, tail, 0, self._get_access(winreg.KEY_WRITE))
-        handle.Close()
-
-
-    def delete_key(self, key, key_wow64_32key=False):
-        ''' Delete named key from registry
-        '''
-        try:
-            parental, subkey = self._parse_subkey(key)
-
-            handle = self._get_handle(parental, winreg.KEY_WRITE, key_wow64_32key)
-
-            winreg.DeleteKey(handle, subkey)
-
-            handle.Close()
-        except:
-            raise
-
-    def _get_handle(self, key, access, key_wow64_32key=False):
-        key_handle = None
-        root, path = self._parse_root(key)
-        access = self._get_access(access, key_wow64_32key)
-
-        try:
-            if root != self.root or not self.root_handle:
-                self.root_handle = winreg.ConnectRegistry(self.host, root)
-            key_handle = winreg.OpenKey(self.root_handle, path, 0, access)
-        except:
-            raise
-
-        return key_handle
-
-
-    def _get_access(self, access, key_wow64_32key=False):
-        x64_key = winreg.KEY_WOW64_32KEY if key_wow64_32key else winreg.KEY_WOW64_64KEY
-        return access | x64_key
-
-
-    @staticmethod
-    def _parse_root(path):
-        try:
-            _root, key_path = path.split('\\', 1)
-        except:
-            raise Exception('Error while parsing registry path "{0}"'.format(path))
-        try:
-            _root = _root.upper()
-            _root = SHORT_ROOTS[_root] if _root in SHORT_ROOTS else _root
-            reg_root = getattr(winreg, _root)
-        except:
-            raise Exception('None exist root key "{}"'.format(_root))
-        if not key_path:
-            raise Exception('Not found existsing key in "{}"'.format(path))
-        return (reg_root, key_path)
-
-
-    @staticmethod
-    def _parse_subkey(key):
-        try:
-            parental, subkey = key.rsplit(sep='\\', maxsplit=1)
-        except:
-            raise Exception('Error while parsing registry key "{}"'.format(key))
-
-        if not parental or not subkey:
-            raise Exception('Not found existsing parental (or child) key in "{}"'.format(key))
-
-        return (parental, subkey)
+        before_index = len(sub_keys) - i
+        tail = "\\".join(sub_keys[before_index:])
+        CreateKeyEx(
+            key=handler,  # type: ignore
+            sub_key=tail,
+            reserved=0,
+            access=get_access_key(KEY_WRITE),
+        )
+
+    def delete_key(
+        self,
+        name: str,
+        key_wow64_32key: bool = False,
+    ) -> None:
+        parental, key_name = name.rsplit(sep="\\", maxsplit=1)
+        handle = self.get_handler(parental, KEY_WRITE, key_wow64_32key)
+        DeleteKey(handle, key_name)