Speed up dependency resolution

.github/workflows/python-package.yml

@@ -45,22 +45,16 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Update pip
-        run: python -m pip install -U pip
-
-      #
-      # https://askubuntu.com/questions/1428181/module-lib-has-no-attribute-x509-v-flag-cb-issuer-check
-      #
-      - name: Upgrade PyOpenSSL
-        run: python -m pip install pyOpenSSL --upgrade
+        run: pip install uv
 
       - name: Install smart_open without dependencies
-        run: pip install -e .
+        run: uv pip install -e .
 
       - name: Check that smart_open imports without dependencies
         run: python -c 'import smart_open'
 
       - name: Install smart_open and its dependencies
-        run: pip install -e .[test]
+        run: uv pip install -e .[test]
 
       - name: Run unit tests
         run: pytest smart_open -v -rfxECs --durations=20