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# Enable other layers to have modules in the same named directory
from pkgutil import extend_path
__path__ = extend_path(__path__, __name__)
# Borrowed from CalledProcessError
class CommandError(Exception):
def __init__(self, retcode, cmd, output = None):
self.retcode = retcode
self.cmd = cmd
self.output = output
def __str__(self):
return "Command '%s' returned non-zero exit status %d with output: %s" % (self.cmd, self.retcode, self.output)
def avoid_paths_in_environ(paths):
"""
Searches for every path in os.environ['PATH']
if found remove it.
Returns new PATH without avoided PATHs.
"""
import os
new_path = ''
for p in os.environ['PATH'].split(':'):
avoid = False
for pa in paths:
if pa in p:
avoid = True
break
if avoid:
continue
new_path = new_path + p + ':'
new_path = new_path[:-1]
return new_path
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