diff --git a/poetry.lock b/poetry.lock
index 46333f4..dcf1795 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -42,10 +42,10 @@ 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"]
+dev = ["coverage[toml] (>=5.0.2)", "furo", "hypothesis", "mypy", "pre-commit", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "six", "sphinx", "sphinx-notfound-page", "zope.interface"]
+docs = ["furo", "sphinx", "sphinx-notfound-page", "zope.interface"]
+tests = ["coverage[toml] (>=5.0.2)", "hypothesis", "mypy", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "six", "zope.interface"]
+tests_no_zope = ["coverage[toml] (>=5.0.2)", "hypothesis", "mypy", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "six"]
 
 [[package]]
 name = "babel"
@@ -187,7 +187,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "dparse"
-version = "0.5.1"
+version = "0.5.2"
 description = "A parser for Python dependency files"
 category = "dev"
 optional = false
@@ -195,10 +195,10 @@ python-versions = ">=3.5"
 
 [package.dependencies]
 packaging = "*"
-pyyaml = "*"
 toml = "*"
 
 [package.extras]
+conda = ["pyyaml"]
 pipenv = ["pipenv"]
 
 [[package]]
@@ -294,6 +294,7 @@ python-versions = ">=3.6"
 [package.dependencies]
 astpretty = "*"
 flake8 = "*"
+setuptools = "*"
 
 [[package]]
 name = "flake8-isort"
@@ -390,8 +391,8 @@ pygments = ">=2.7,<3.0"
 sphinx = ">=4.0,<5.0"
 
 [package.extras]
-test = ["pytest", "pytest-cov", "pytest-xdist"]
 doc = ["myst-parser", "sphinx-copybutton", "sphinx-design", "sphinx-inline-tabs"]
+test = ["pytest", "pytest-cov", "pytest-xdist"]
 
 [[package]]
 name = "gitdb"
@@ -445,8 +446,8 @@ 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)"]
-testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-cov", "pytest-enabler (>=1.0.1)", "packaging", "pep517", "pyfakefs", "flufl.flake8", "pytest-black (>=0.3.7)", "pytest-mypy", "importlib-resources (>=1.3)"]
+docs = ["jaraco.packaging (>=8.2)", "rst.linker (>=1.9)", "sphinx"]
+testing = ["flufl.flake8", "importlib-resources (>=1.3)", "packaging", "pep517", "pyfakefs", "pytest (>=4.6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.0.1)", "pytest-flake8", "pytest-mypy"]
 
 [[package]]
 name = "iniconfig"
@@ -465,10 +466,10 @@ 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)"]
+pipfile_deprecated_finder = ["pipreqs", "requirementslib"]
 plugins = ["setuptools"]
+requirements_deprecated_finder = ["pip-api", "pipreqs"]
 
 [[package]]
 name = "jinja2"
@@ -667,7 +668,7 @@ python-versions = ">=3.6"
 pytest = ">=5.0"
 
 [package.extras]
-dev = ["pre-commit", "tox", "pytest-asyncio"]
+dev = ["pre-commit", "pytest-asyncio", "tox"]
 
 [[package]]
 name = "pytz"
@@ -708,7 +709,7 @@ idna = ">=2.5,<3"
 urllib3 = ">=1.21.1,<1.27"
 
 [package.extras]
-security = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)"]
+security = ["cryptography (>=1.3.4)", "pyOpenSSL (>=0.14)"]
 socks = ["PySocks (>=1.5.6,!=1.5.7)", "win-inet-pton"]
 
 [[package]]
@@ -735,6 +736,19 @@ Click = ">=6.0"
 dparse = ">=0.5.1"
 packaging = "*"
 requests = "*"
+setuptools = "*"
+
+[[package]]
+name = "setuptools"
+version = "59.6.0"
+description = "Easily download, build, install, upgrade, and uninstall Python packages"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+
+[package.extras]
+docs = ["furo", "jaraco.packaging (>=8.2)", "jaraco.tidelift (>=1.4)", "pygments-github-lexers (==0.0.5)", "rst.linker (>=1.9)", "sphinx", "sphinx-inline-tabs", "sphinxcontrib-towncrier"]
+testing = ["flake8-2020", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "mock", "paver", "pip (>=19.1)", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.0.1)", "pytest-flake8", "pytest-mypy", "pytest-virtualenv (>=1.2.7)", "pytest-xdist", "sphinx", "virtualenv (>=13.0.0)", "wheel"]
 
 [[package]]
 name = "six"
@@ -786,6 +800,7 @@ Jinja2 = ">=2.3"
 packaging = "*"
 Pygments = ">=2.0"
 requests = ">=2.5.0"
+setuptools = "*"
 snowballstemmer = ">=1.1"
 sphinxcontrib-applehelp = "*"
 sphinxcontrib-devhelp = "*"
@@ -796,8 +811,8 @@ sphinxcontrib-serializinghtml = ">=1.1.5"
 
 [package.extras]
 docs = ["sphinxcontrib-websupport"]
-lint = ["flake8 (>=3.5.0)", "isort", "mypy (>=0.920)", "docutils-stubs", "types-typed-ast", "types-pkg-resources", "types-requests"]
-test = ["pytest", "pytest-cov", "html5lib", "cython", "typed-ast"]
+lint = ["docutils-stubs", "flake8 (>=3.5.0)", "isort", "mypy (>=0.920)", "types-pkg-resources", "types-requests", "types-typed-ast"]
+test = ["cython", "html5lib", "pytest", "pytest-cov", "typed-ast"]
 
 [[package]]
 name = "sphinx-argparse"
@@ -822,7 +837,7 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
-lint = ["flake8", "mypy", "docutils-stubs"]
+lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["pytest"]
 
 [[package]]
@@ -834,7 +849,7 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
-lint = ["flake8", "mypy", "docutils-stubs"]
+lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["pytest"]
 
 [[package]]
@@ -846,8 +861,8 @@ optional = false
 python-versions = ">=3.6"
 
 [package.extras]
-lint = ["flake8", "mypy", "docutils-stubs"]
-test = ["pytest", "html5lib"]
+lint = ["docutils-stubs", "flake8", "mypy"]
+test = ["html5lib", "pytest"]
 
 [[package]]
 name = "sphinxcontrib-jsmath"
@@ -858,7 +873,7 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
-test = ["pytest", "flake8", "mypy"]
+test = ["flake8", "mypy", "pytest"]
 
 [[package]]
 name = "sphinxcontrib-qthelp"
@@ -869,7 +884,7 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
-lint = ["flake8", "mypy", "docutils-stubs"]
+lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["pytest"]
 
 [[package]]
@@ -881,7 +896,7 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
-lint = ["flake8", "mypy", "docutils-stubs"]
+lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["pytest"]
 
 [[package]]
@@ -905,9 +920,9 @@ optional = false
 python-versions = "*"
 
 [package.extras]
-build = ["setuptools-git", "wheel", "twine"]
-docs = ["sphinx", "zope.component", "sybil", "twisted", "mock", "django (<2)", "django"]
-test = ["pytest (>=3.6)", "pytest-cov", "pytest-django", "zope.component", "sybil", "twisted", "mock", "django (<2)", "django"]
+build = ["setuptools-git", "twine", "wheel"]
+docs = ["django", "django (<2)", "mock", "sphinx", "sybil", "twisted", "zope.component"]
+test = ["django", "django (<2)", "mock", "pytest (>=3.6)", "pytest-cov", "pytest-django", "sybil", "twisted", "zope.component"]
 
 [[package]]
 name = "toml"
@@ -942,8 +957,8 @@ optional = false
 python-versions = ">=3.5.3"
 
 [package.extras]
-doc = ["sphinx-rtd-theme", "sphinx-autodoc-typehints (>=1.2.0)"]
-test = ["pytest", "typing-extensions", "mypy"]
+doc = ["sphinx-autodoc-typehints (>=1.2.0)", "sphinx-rtd-theme"]
+test = ["mypy", "pytest", "typing-extensions"]
 
 [[package]]
 name = "typing-extensions"
@@ -963,7 +978,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
 
 [package.extras]
 brotli = ["brotlipy (>=0.6.0)"]
-secure = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "certifi", "ipaddress"]
+secure = ["certifi", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "ipaddress", "pyOpenSSL (>=0.14)"]
 socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]
 
 [[package]]
@@ -980,11 +995,11 @@ Pygments = {version = "*", optional = true, markers = "extra == \"colors\""}
 six = "*"
 
 [package.extras]
-all = ["six", "codecov", "scikit-build", "cmake", "ninja", "pybind11", "pygments", "colorama", "pytest", "pytest", "pytest-cov", "pytest", "pytest", "pytest-cov", "typing", "nbformat", "nbconvert", "jupyter-client", "ipython", "ipykernel", "pytest", "pytest-cov"]
-colors = ["pygments", "colorama"]
-jupyter = ["nbformat", "nbconvert", "jupyter-client", "ipython", "ipykernel"]
-optional = ["pygments", "colorama", "nbformat", "nbconvert", "jupyter-client", "ipython", "ipykernel"]
-tests = ["codecov", "scikit-build", "cmake", "ninja", "pybind11", "pytest", "pytest", "pytest-cov", "pytest", "pytest", "pytest-cov", "typing", "nbformat", "nbconvert", "jupyter-client", "ipython", "ipykernel", "pytest", "pytest-cov"]
+all = ["IPython", "Pygments", "cmake", "codecov", "colorama", "ipykernel", "jupyter-client", "nbconvert", "nbformat", "ninja", "pybind11", "pytest", "pytest", "pytest", "pytest", "pytest", "pytest-cov", "pytest-cov", "pytest-cov", "scikit-build", "six", "typing"]
+colors = ["Pygments", "colorama"]
+jupyter = ["IPython", "ipykernel", "jupyter-client", "nbconvert", "nbformat"]
+optional = ["IPython", "Pygments", "colorama", "ipykernel", "jupyter-client", "nbconvert", "nbformat"]
+tests = ["IPython", "cmake", "codecov", "ipykernel", "jupyter-client", "nbconvert", "nbformat", "ninja", "pybind11", "pytest", "pytest", "pytest", "pytest", "pytest", "pytest-cov", "pytest-cov", "pytest-cov", "scikit-build", "typing"]
 
 [[package]]
 name = "zipp"
@@ -995,8 +1010,8 @@ optional = false
 python-versions = ">=3.6"
 
 [package.extras]
-docs = ["sphinx", "jaraco.packaging (>=8.2)", "rst.linker (>=1.9)"]
-testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-cov", "pytest-enabler (>=1.0.1)", "jaraco.itertools", "func-timeout", "pytest-black (>=0.3.7)", "pytest-mypy"]
+docs = ["jaraco.packaging (>=8.2)", "rst.linker (>=1.9)", "sphinx"]
+testing = ["func-timeout", "jaraco.itertools", "pytest (>=4.6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.0.1)", "pytest-flake8", "pytest-mypy"]
 
 [metadata]
 lock-version = "1.1"
@@ -1118,8 +1133,8 @@ docutils = [
     {file = "docutils-0.17.1.tar.gz", hash = "sha256:686577d2e4c32380bb50cbb22f575ed742d58168cee37e99117a854bcd88f125"},
 ]
 dparse = [
-    {file = "dparse-0.5.1-py3-none-any.whl", hash = "sha256:e953a25e44ebb60a5c6efc2add4420c177f1d8404509da88da9729202f306994"},
-    {file = "dparse-0.5.1.tar.gz", hash = "sha256:a1b5f169102e1c894f9a7d5ccf6f9402a836a5d24be80a986c7ce9eaed78f367"},
+    {file = "dparse-0.5.2-py3-none-any.whl", hash = "sha256:b1514fb08895d85b18d4eba3b1b7025ff9e6ea07286282021e19def872129975"},
+    {file = "dparse-0.5.2.tar.gz", hash = "sha256:c348994a1f41c85f664d8f5a47442647bc4e22c5af5b1b26ef29aff0fa5dddcd"},
 ]
 flake8 = [
     {file = "flake8-4.0.1-py2.py3-none-any.whl", hash = "sha256:479b1304f72536a55948cb40a32dce8bb0ffe3501e26eaf292c7e60eb5e0428d"},
@@ -1469,6 +1484,10 @@ safety = [
     {file = "safety-1.10.3-py2.py3-none-any.whl", hash = "sha256:5f802ad5df5614f9622d8d71fedec2757099705c2356f862847c58c6dfe13e84"},
     {file = "safety-1.10.3.tar.gz", hash = "sha256:30e394d02a20ac49b7f65292d19d38fa927a8f9582cdfd3ad1adbbc66c641ad5"},
 ]
+setuptools = [
+    {file = "setuptools-59.6.0-py3-none-any.whl", hash = "sha256:4ce92f1e1f8f01233ee9952c04f6b81d1e02939d6e1b488428154974a4d0783e"},
+    {file = "setuptools-59.6.0.tar.gz", hash = "sha256:22c7348c6d2976a52632c67f7ab0cdf40147db7789f9aed18734643fe9cf3373"},
+]
 six = [
     {file = "six-1.16.0-py2.py3-none-any.whl", hash = "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"},
     {file = "six-1.16.0.tar.gz", hash = "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926"},