[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

setup.cfg

@@ -18,10 +18,6 @@ classifiers =
     Programming Language :: Python
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.7
-    Programming Language :: Python :: 3.8
-    Programming Language :: Python :: 3.9
-    Programming Language :: Python :: 3.10
     Programming Language :: Python :: Implementation :: CPython
     Topic :: Software Development :: Libraries :: Python Modules
 
@@ -30,7 +26,7 @@ packages = find:
 install_requires =
     cached-property
     lxml>=2.2
-python_requires = >=3.7
+python_requires = >=3.9
 
 [options.packages.find]
 exclude =