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annotate piecrust/pathutil.py @ 57:c8c522dacfea

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Add `help` function, cleanup argument handling.
author Ludovic Chabant <ludovic@chabant.com>
date Tue, 26 Aug 2014 23:18:32 -0700
parents 091f99bfbe44
children 52e4d9a1f917
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091f99bfbe44 Fix running `chef` outside of a website. Slightly better error reporting.
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1 import re
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2 import os
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3 import os.path
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6 re_terminal_path = re.compile(r'[/\\]|(\w\:)')
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9 class SiteNotFoundError(Exception):
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10 def __init__(self, root=None, msg=None):
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11 if not root:
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12 root = os.getcwd()
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13 full_msg = ("No PieCrust website in '%s' "
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14 "('config.yml' not found!)" %
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15 root)
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16 if msg:
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17 full_msg += ": " + msg
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18 else:
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19 full_msg += "."
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20 Exception.__init__(self, full_msg)
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23 def find_app_root(cwd=None):
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24 if cwd is None:
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25 cwd = os.getcwd()
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27 while not os.path.isfile(os.path.join(cwd, 'config.yml')):
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28 cwd = os.path.dirname(cwd)
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29 if not cwd or re_terminal_path.match(cwd):
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30 raise SiteNotFoundError(cwd)
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31 return cwd
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