Drop Python 3.6 support (#680)

Author: asvetlov

.github/workflows/ci.yml

@@ -61,7 +61,7 @@ jobs:
     needs: lint
     strategy:
       matrix:
-        pyver: ['3.6', '3.7', '3.8', '3.9', '3.10', '3.11-dev']
+        pyver: ['3.7', '3.8', '3.9', '3.10', '3.11-dev']
         no-extensions: ['', 'Y']
         os: [ubuntu, macos, windows]
         exclude:
@@ -70,7 +70,7 @@ jobs:
           - os: windows
             no-extensions: 'Y'
         include:
-          - pyver: pypy3
+          - pyver: pypy-3.8
             no-extensions: 'Y'
             os: ubuntu
       fail-fast: false

CHANGES/680.removal

@@ -0,0 +1 @@
+Dropped Python 3.6 support

setup.py

@@ -61,7 +61,6 @@ def read(f):
         "Intended Audience :: Developers",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
@@ -81,7 +80,7 @@ def read(f):
     },
     license="Apache 2",
     packages=["multidict"],
-    python_requires=">=3.6",
+    python_requires=">=3.7",
     include_package_data=True,
     exclude_package_data={"": ["*.c", "*.h"]},
 )