[issue32867] argparse assertion failure with multiline metavars
Terry J. Reedy
report at bugs.python.org
Fri Feb 23 21:42:59 EST 2018
Terry J. Reedy <tjreedy at udel.edu> added the comment:
If newlines are not permitted in metavars, the user should see
ValueError: newline not permitted in metavar
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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue32867>
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