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annotate piecrust/chefutil.py @ 99:8703be118430

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Changes to `help` command and extendable commands: - The `help` command has a prettier output, with descriptions of help topics. - `ExtendableChefCommand` is not assuming extensions are sub-commands anymore.
author Ludovic Chabant <ludovic@chabant.com>
date Sat, 13 Sep 2014 14:47:01 -0700
parents 2f717f961996
children 133845647083
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f485ba500df3 Gigantic change to basically make PieCrust 2 vaguely functional.
Ludovic Chabant <ludovic@chabant.com>
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1 import time
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2 from colorama import Fore
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5 def format_timed(start_time, message, colored=True):
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6 end_time = time.clock()
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7 time_str = '%8.1f ms' % ((end_time - start_time) * 1000.0)
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8 if colored:
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9 return '[%s%s%s] %s' % (Fore.GREEN, time_str, Fore.RESET, message)
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10 return '[%s] %s' % (time_str, message)
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2f717f961996 Better error reporting and cache validation.
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13 def log_friendly_exception(logger, ex):
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14 indent = ''
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15 while ex:
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16 logger.error('%s%s' % (indent, str(ex)))
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17 indent += ' '
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18 ex = ex.__cause__
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21 def print_help_item(s, title, description, margin=4, align=25):
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22 s.write(margin * ' ')
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23 s.write(title)
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24 spacer = (align - margin - len(title) - 1)
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25 if spacer <= 0:
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26 s.write("\n")
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27 s.write(' ' * align)
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28 else:
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29 s.write(' ' * spacer)
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30 s.write(description)
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31 s.write("\n")
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