def AddSysPath(new_path):
import sys, os
# standardise
new_path = os.path.abspath(new_path)
# MS-Windows does not respect case
if sys.platform == 'win32':
new_path = new_path.lower()
# disallow bad paths
do = -1
if os.path.exists(new_path):
do = 1
# check against all paths currently available
for x in sys.path:
x = os.path.abspath(x)
if sys.platform == 'win32':
x = x.lower()
if new_path in (x, x + os.sep):
do = 0
# add path if we don't already have it
if do:
sys.path.append(new_path)
pass
return do
if __name__ == '__main__':
# test
import sys
print 'Before:'
for x in sys.path:
print x
if sys.platform == 'win32':
print AddSysPath('c:\\Temp')
print AddSysPath('c:\\temp')
else:
print AddSysPath('usr/lib/my_modules')
print 'After:'
for x in sys.path:
print x
