python访问系统环境变量，python访问环境变量,#-----------

python访问系统环境变量，python访问环境变量,#-----------

#------------------------------------------------------------------------------#           Name: enviroment_variables.py#         Author: Kevin Harris#  Last Modified: 02/13/04#    Description: This Python script demonstrates how to acces enviroment#                 variables.#------------------------------------------------------------------------------import osenvVar = os.environ.get( "PATHEXT" )print( "PATHEXT = " + envVar )input( '\nPress Enter to exit...' )