replace pkg_resources with importlib.metadata for Python 3.12, requir…

…e python>=3.8

cli50/__init__.py

@@ -1,21 +1,26 @@
 import os
-from pkg_resources import DistributionNotFound, get_distribution
+import sys
+from importlib.metadata import PackageNotFoundError, version
 
-# https://stackoverflow.com/a/17638236/5156190
+# Require Python 3.8+
+if sys.version_info < (3, 8):
+    sys.exit("You have an old version of python. Install version 3.8 or higher.")
+
+# Get version
 try:
 
     # Get package's distribution
-    _dist = get_distribution("cli50")
+    _dist = version("cli50")
 
     # Normalize path for cross-OS compatibility
     _dist_loc = os.path.normcase(_dist.location)
     _here = os.path.normcase(__file__)
 
     # This version is not installed, but another version is
     if not _here.startswith(os.path.join(_dist_loc, "cli50")):
-        raise DistributionNotFound
+        raise PackageNotFoundError
 
-except DistributionNotFound:
+except PackageNotFoundError:
     __version__ = None
 
 else:

setup.py

@@ -24,6 +24,6 @@
         "console_scripts": ["cli50=cli50.__main__:main"]
     },
     url="https://github.com/cs50/cli50",
-    version="7.4.0",
+    version="7.4.1",
     include_package_data=True
 )