openstack/nova
Code Issues Proposed changes

improve the formatting of the stack tool

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This commit is contained in:
termie 2011-03-24 12:42:46 -07:00
parent c7ccbd7a16
commit ac44b8a9c5
1 changed files with 12 additions and 2 deletions
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14
bin/stack
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@ -59,11 +59,21 @@ USAGE = """usage: stack [options] <controller> <method> [arg1=value arg2=value]
def format_help(d):
"""Format help text, keys are labels and values are descriptions."""
MAX_INDENT = 30
indent = max([len(k) for k in d])
if indent > MAX_INDENT:
indent = MAX_INDENT - 6
out = []
for k, v in d.iteritems():
t = textwrap.TextWrapper(initial_indent=' %s ' % k.ljust(indent),
subsequent_indent=' ' * (indent + 6))
if (len(k) + 6) > MAX_INDENT:
out.extend([' %s' % k])
initial_indent = ' ' * (indent + 6)
else:
initial_indent = ' %s ' % k.ljust(indent)
subsequent_indent = ' ' * (indent + 6)
t = textwrap.TextWrapper(initial_indent=initial_indent,
subsequent_indent=subsequent_indent)
out.extend(t.wrap(v))
return out