很逗,Cocos2d-3.3创建项目报权限的错。help me!

Last login: Mon Apr 13 15:09:56 on ttys000
userdeiMac:~ Coco$ /Users/Coco/Desktop/Coco_DevelopmentTools/cocos2d-x-3.3/setup.py

Setting up cocos2d-x…
->Check environment variable COCOS_CONSOLE_ROOT
->Search for environment variable COCOS_CONSOLE_ROOT…
->COCOS_CONSOLE_ROOT is found : /Applications/Cocos/frameworks/cocos2d-x-3.5/tools/cocos2d-console/bin

->Update variable COCOS_CONSOLE_ROOT in files ‘.bash_profile’, ‘.bash_login’, ‘.profile’]
Traceback (most recent call last):
File “/Users/Coco/Desktop/Coco_DevelopmentTools/cocos2d-x-3.3/setup.py”, line 730, in
opts.ndk_root, opts.android_sdk_root, opts.ant_root)
File “/Users/Coco/Desktop/Coco_DevelopmentTools/cocos2d-x-3.3/setup.py”, line 687, in set_environment_variables
self.set_console_root()
File “/Users/Coco/Desktop/Coco_DevelopmentTools/cocos2d-x-3.3/setup.py”, line 484, in set_console_root
self._force_update_env(COCOS_CONSOLE_ROOT, cocos_consle_root)
File “/Users/Coco/Desktop/Coco_DevelopmentTools/cocos2d-x-3.3/setup.py”, line 589, in _force_update_env
ret = self._force_update_unix_env(var_name, value)
File “/Users/Coco/Desktop/Coco_DevelopmentTools/cocos2d-x-3.3/setup.py”, line 564, in _force_update_unix_env
file_obj = open(path, ‘w’)
IOError: Permission denied: ‘/Users/Coco/.bash_profile’
userdeiMac:~ Coco$

就知道是权限问题,但是不知道怎么改,第一次在mac上报这个的错。