Revert "[ci] Add py 3.13-dev to core tests"

This reverts commit 8d9eb355cd.

.github/workflows/core.yml

@@ -32,7 +32,7 @@ jobs:
       uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
-    - name: Install dependencies
+    - name: Install test requirements
       run: pip install pytest -r requirements.txt
     - name: Run tests
       continue-on-error: False

.github/workflows/download.yml

@@ -15,7 +15,7 @@ jobs:
       with:
         python-version: 3.9
     - name: Install test requirements
-      run: pip install pytest
+      run: pip install pytest -r requirements.txt
     - name: Run tests
       continue-on-error: true
       run: ./devscripts/run_tests.sh download
@@ -44,8 +44,8 @@ jobs:
       uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
-    - name: Install pytest
-      run: pip install pytest
+    - name: Install test requirements
+      run: pip install pytest -r requirements.txt
     - name: Run tests
       continue-on-error: true
       run: ./devscripts/run_tests.${{ matrix.run-tests-ext }} download

.github/workflows/quick-test.yml

@@ -15,7 +15,7 @@ jobs:
       with:
         python-version: '3.11'
     - name: Install test requirements
-      run: pip install pytest pycryptodomex
+      run: pip install pytest -r requirements.txt
     - name: Run tests
       run: |
         python3 -m yt_dlp -v || true

yt_dlp/__init__.py

@@ -1,7 +1,7 @@
-try:
-    import importlib.metadata  # noqa: F401
-except Exception:
-    raise Exception(
+import sys
+
+if sys.version_info < (3, 8):
+    raise ImportError(
         f'You are using an unsupported version of Python. Only Python versions 3.8 and above are supported by yt-dlp')  # noqa: F541
 
 __license__ = 'Public Domain'
@@ -12,7 +12,6 @@ import itertools
 import optparse
 import os
 import re
-import sys
 import traceback
 
 from .compat import compat_shlex_quote