cli: Fix docstring processing with Python 3.13+

Fix docstring processing code to reindent the docstrings if using Python 3.13 or newer. Starting with this version, all docstrings are automatically dedented by Python, which causes the regular expression to fail to match. Fixes tqdm#1585
mocitanefelibata · Aug 3, 2024 · 5ba6595 · 5ba6595
1 parent 448946a
commit 5ba6595
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/tqdm/cli.py b/tqdm/cli.py
@@ -4,6 +4,7 @@
 import logging
 import re
 import sys
+import textwrap
 from ast import literal_eval as numeric
 
 from .std import TqdmKeyError, TqdmTypeError, tqdm
@@ -177,7 +178,11 @@ def main(fp=sys.stderr, argv=None):
     logging.basicConfig(level=getattr(logging, logLevel),
                         format="%(levelname)s:%(module)s:%(lineno)d:%(message)s")
 
-    d = tqdm.__doc__ + CLI_EXTRA_DOC
+    d = tqdm.__doc__
+    if sys.version_info >= (3, 13):
+        # Python 3.13+ automatically dedents docstrings
+        d = textwrap.indent(d, "    ")
+    d += CLI_EXTRA_DOC
 
     opt_types = dict(RE_OPTS.findall(d))
     # opt_types['delim'] = 'chr'