Update dependencies and reformat code for readability

Replaced "cachecontrol<=0.12.11" and "lockfile" with "cachecontrol[filecache]" in `install_requires` #149. Reformatted various sections for better readability. Minor fixes to ensure consistency in quotations and syntax.

setup.py

@@ -21,11 +21,7 @@
     # https://github.com/ionrock/cachecontrol/issues/137
     "requests>=2.6.1",
     "packaging",
-    # Cachecontrol 0.12.12 uses filelock instead of lockfile, and reverts to lockfile in 0.12.14.
-    # Newer versions use filelock, but most distros package cachecontrol 0.12.11.
-    # Ideally we can specify 0.12.14, but pip doesn't allow this, so just pin to what we can
-    "cachecontrol<=0.12.11",
-    "lockfile",
+    "cachecontrol[filecache]",
     "appdirs",
     "feedparser",
     "python-dateutil",
@@ -48,15 +44,17 @@
     "mkdocs==1.5.3",
     "mkdocs-material==9.5.3",
     "mkdocstrings[python]",
-    "markdown-include"
+    "markdown-include",
 ]
 
 with io.open("README.md", "r", encoding="utf-8") as fh:
     long_description = fh.read()
 
 base_dir = os.path.join(os.path.dirname(__file__), "src")
 
-with open(os.path.join(base_dir, "lastversion", "__about__.py"), "r", encoding="utf-8") as f:
+with open(
+    os.path.join(base_dir, "lastversion", "__about__.py"), "r", encoding="utf-8"
+) as f:
     version = _version_re.search(f.read()).group(1)
 
 setup(
@@ -68,8 +66,8 @@
     description="A CLI tool to find the latest stable version of an arbitrary project",
     long_description=long_description,
     long_description_content_type="text/markdown",
-    package_dir={'': 'src'},
-    packages=find_packages(where='src'),
+    package_dir={"": "src"},
+    packages=find_packages(where="src"),
     zip_safe=False,
     license="BSD",
     install_requires=install_requires,
@@ -100,6 +98,6 @@
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
     ],
-    python_requires='>=3.6',
-    keywords="version, release, latest, stable, pypi, github, gitlab, bitbucket, mercurial, hg, wordpress"
+    python_requires=">=3.6",
+    keywords="version, release, latest, stable, pypi, github, gitlab, bitbucket, mercurial, hg, wordpress",
 )