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mmgen-tool: support multi-line usage texts

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The MMGen Project 2022-07-23 11:41:32 +00:00
commit bef50ed90c
Signed by: mmgen
GPG key ID: 3F8B1861E32B7DA2
1 changed files with 9 additions and 8 deletions
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17
mmgen/tool/help.py
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@ -51,7 +51,7 @@ def main_help():
cmdname,
max_w,
pretty_format(
code.__doc__.strip().replace('\n\t\t',' '),
code.__doc__.strip().split('\n')[0].strip(),
width = 79-(max_w+7),
pfx = ' '*(max_w+5)).lstrip()
)
@ -108,13 +108,14 @@ def usage(cmdname=None,exit_val=1):
for mod,cmdlist in main_tool.mods.items():
if cmdname in cmdlist:
cls = main_tool.get_mod_cls(mod)
p1 = fmt(capfirst(getattr(cls,cmdname).__doc__.strip()),strip_char='\t').strip()
Msg('{}{}\nUSAGE: {} {} {}'.format(
p1,
('\n' if '\n' in p1 else ''),
g.prog_name,cmdname,
main_tool.create_call_sig(cmdname,cls))
)
docstr = getattr(cls,cmdname).__doc__.strip()
Msg('{a}\n\nUSAGE: {b} {c} {d}{e}'.format(
a = capfirst( docstr.split('\n')[0].strip() ),
b = g.prog_name,
c = cmdname,
d = main_tool.create_call_sig(cmdname,cls),
e = '\n\n' + fmt('\n'.join(docstr.split('\n')[1:]),strip_char='\t').rstrip()
if '\n' in docstr else '' ))
break
else:
die(1,f'{cmdname!r}: no such tool command')