Defer import of shutil which only needed for help and usage (GH-17334)
diff --git a/Lib/argparse.py b/Lib/argparse.py
index 5a8eff2..5d3ce2a 100644
--- a/Lib/argparse.py
+++ b/Lib/argparse.py
@@ -87,7 +87,6 @@
import os as _os
import re as _re
-import shutil as _shutil
import sys as _sys
from gettext import gettext as _, ngettext
@@ -167,7 +166,8 @@
# default setting for width
if width is None:
- width = _shutil.get_terminal_size().columns
+ import shutil
+ width = shutil.get_terminal_size().columns
width -= 2
self._prog = prog
@@ -264,7 +264,7 @@
invocations.append(get_invocation(subaction))
# update the maximum item length
- invocation_length = max([len(s) for s in invocations])
+ invocation_length = max(map(len, invocations))
action_length = invocation_length + self._current_indent
self._action_max_length = max(self._action_max_length,
action_length)