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help.make_usage_str(): improve usage indentation

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The MMGen Project 2026-05-05 12:07:32 +00:00
commit 165d65d4ed
Signed by: mmgen
GPG key ID: 3F8B1861E32B7DA2
1 changed files with 9 additions and 11 deletions
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20
mmgen/help/__init__.py
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@ -77,21 +77,19 @@ def gen_arg_tuple(cfg, func, text):
for arg in func.__code__.co_varnames: for arg in func.__code__.co_varnames:
yield d[arg] if arg in d else text yield d[arg] if arg in d else text
def make_usage_str(cfg, caller): def make_usage_str(cfg, *, caller):
indent, col1_w = {
'help': (2, len(gc.prog_name) + 1),
'user': (0, len('USAGE:')),
}[caller]
def gen(): def gen():
ulbl = 'USAGE:' single_line = isinstance(cfg._usage_data, str)
for line in [cfg._usage_data.strip()] if isinstance(cfg._usage_data, str) else cfg._usage_data: ulbl = 'USAGE:' + (' ' if single_line else join_str)
yield '{a:{w}} {b} {c}'.format( for line in [cfg._usage_data.strip()] if single_line else cfg._usage_data:
yield '{a}{b} {c}'.format(
a = ulbl, a = ulbl,
b = gc.prog_name, b = gc.prog_name,
c = cfg._usage_code(*gen_arg_tuple(cfg, cfg._usage_code, line)) if cfg._usage_code else line, c = cfg._usage_code(*gen_arg_tuple(cfg, cfg._usage_code, line))
w = col1_w) if cfg._usage_code else line)
ulbl = '' ulbl = ''
return ('\n' + (' ' * indent)).join(gen()) join_str = {'help': '\n ', 'user': '\n '}[caller]
return join_str.join(gen())
def usage(cfg): def usage(cfg):
print(make_usage_str(cfg, caller='user')) print(make_usage_str(cfg, caller='user'))