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No breakage when cheatsheets package isn't found

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This means cheat can be installed in only the home directory again.
This commit is contained in:
Louis Taylor 2013-08-19 09:02:53 +01:00
parent 6627b06b1d
commit 570d05349e
1 changed files with 8 additions and 2 deletions
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10
cheat
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@ -1,10 +1,16 @@
#!/usr/bin/env python
import os
import sys
import cheatsheets
def cheat_directories():
default = [ default_dir for default_dir in [os.path.expanduser('~/.cheat'), cheatsheets.cheat_dir] if os.path.isdir(default_dir) ]
default_directories = [os.path.expanduser('~/.cheat')]
try:
import cheatsheets
default_directories.append(cheatsheets.cheat_dir)
except ImportError:
pass
default = [ default_dir for default_dir in default_directories if os.path.isdir(default_dir) ]
if 'CHEATPATH' in os.environ and os.environ['CHEATPATH']:
return [ path for path in os.environ['CHEATPATH'].split(os.pathsep) if os.path.isdir(path) ] + default
else: