setup,ci: Set the required Python version to 3.10 (#42)

Author: achimnol

.github/workflows/default.yml

@@ -12,7 +12,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: "3.9"
+        python-version: "3.10"
     - name: Cache pip packages
       uses: actions/cache@v2
       with:
@@ -56,7 +56,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: "3.9"
+        python-version: "3.10"
     - name: Cache pip packages
       uses: actions/cache@v2
       with:
@@ -100,7 +100,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: "3.9"
+        python-version: "3.10"
     - name: Cache pip packages
       uses: actions/cache@v2
       with:
@@ -144,7 +144,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: "3.9"
+        python-version: "3.10"
     - name: Cache pip packages
       uses: actions/cache@v2
       with:
@@ -187,7 +187,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: "3.9"
+        python-version: "3.10"
     - name: Cache pip packages
       uses: actions/cache@v2
       with:

.github/workflows/timeline-check.yml

@@ -9,10 +9,10 @@ jobs:
     - uses: actions/checkout@v2
       with:
         fetch-depth: 0
-    - name: Set up Python 3.9
+    - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: 3.9
+        python-version: "3.10"
     - name: Cache pip packages
       uses: actions/cache@v2
       with:

changes/42.breaking.md

@@ -0,0 +1 @@
+Now it requires Python 3.10 or higher to run.

setup.cfg

@@ -29,7 +29,7 @@ project_urls =
 package_dir =
     = src
 packages = find_namespace:
-python_requires = >=3.9
+python_requires = >=3.10
 setup_requires =
     setuptools>=50.3.2
 install_requires =
@@ -44,7 +44,7 @@ install_requires =
     trafaret>=2.1.0
     uvloop>=0.16.0
     zipstream~=1.1.4
-    backend.ai-common~=22.3.0.dev0
+    backend.ai-common~=22.3.0b2
 zip_safe = false
 include_package_data = true