Remove 3.7 from build wheels workflow and version requirements.

.github/workflows/build.yml

@@ -22,7 +22,7 @@ jobs:
         platform:
           - manylinux2014_x86_64
           - manylinux2014_aarch64
-        pyver: ['cp37-cp37m', 'cp38-cp38', 'cp39-cp39', 'cp310-cp310']
+        pyver: ['cp38-cp38', 'cp39-cp39', 'cp310-cp310']
     steps:
       - uses: actions/checkout@v3
         with:
@@ -58,7 +58,7 @@ jobs:
     runs-on: macos-latest
     strategy:
       matrix:
-        python_version: ['3.7', '3.8', '3.9', '3.10']
+        python_version: ['3.8', '3.9', '3.10']
     steps:
       - uses: actions/checkout@v3
         with:

requirements.txt

@@ -12,5 +12,4 @@ pydot>=1.4.2
 pylint>=2.14.4
 tabulate>=0.8.10
 toml>=0.10.2
-typed_ast==1.5.4; python_version < '3.8'
 typing-extensions>=4.3.0

setup.cfg

@@ -17,7 +17,6 @@ classifiers =
     Intended Audience :: Developers
     License :: OSI Approved :: Apache Software License
     Programming Language :: Python
-    Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
@@ -27,7 +26,7 @@ classifiers =
 
 [options]
 zip_safe = False
-python_requires = >=3.7, <3.11
+python_requires = >=3.8, <3.11
 packages =
     find:
 install_requires =
@@ -40,7 +39,6 @@ install_requires =
     pydot>=1.4.2
     tabulate>=0.8.10
     toml>=0.10.2
-    typed_ast==1.5.4; python_version < '3.8'
     typing-extensions>=4.3.0
 
 [options.packages.find]