(轉)為Python添加默認模塊搜索路徑
原文出處:https://www.douban.com/note/334738164/
方法一:函數添加
1 import sys
2 查看sys.path
3 添加sys.path.append("c:\")
方法二:修改環(huán)境變量
w用戶可以修改系統(tǒng)環(huán)境變量PYTHONPATH
方法三:增加.pth文件,推薦渐排!
在site-packages添加一個路徑文件蝗罗,如mypkpath.pth舔涎,必須以.pth為后綴绿贞,寫上你要加入的模塊文件所在的目錄名稱就是了油昂。
1 windows
c:\python27\site-packages
我們的學員把pth文件直接放在c:\python27
(或其他python安裝目錄)目錄下測試也是有效的
2015.9.23
2 linux(ubuntu)
/usr/local/lib/python2.7/dist-packages (note by shanql殴玛, 我是放在這個目錄下有效的菜循,所添加的目錄一定要存在翘地,不存在則會不成功)
2 linux(redhat)
/usr/lib/python2.7/site-packages
以下是另一篇文章:http://blog.sina.com.cn/s/blog_59ba44680100z0mt.html
學習python不久,碰到個問題癌幕,怎么樣把自己寫的模塊加入到python默認就有的搜索路徑中呢衙耕?不要每次非得import sys; sys.path.append(‘/home/fightlikekobe/python’)才可。
上網找了很多久未果勺远,都來我自己糊里糊涂找到了解決方法橙喘,那就是在dist-packages(即/usr/local/lib/python2.7/dist-packages)添加一個路徑文件,如mypkpath.pth胶逢,必須以.pth為后綴厅瞎,寫上你要加入的文件名稱就是了,如我的:
/home/fightlikekobe/python
保存退出初坠,OK和簸!結果自己驗證,重啟terminal碟刺,再次打開python锁保,
import sys
sys.path
['/home/fightlikekobe', '/usr/bin', '/usr/local/lib/python2.7/dist-packages/pymysql_sa-1.0-py2.7.egg', '/usr/local/lib/python2.7/dist-packages/PyMySQL-0.5-py2.7.egg', '/usr/local/lib/python2.7/dist-packages/hiredis-0.1.0-py2.7-linux-i686.egg', '/usr/local/lib/python2.7/dist-packages/SQLAlchemy-0.7.3-py2.7-linux-i686.egg', '/usr/lib/python2.7', '/usr/lib/python2.7/plat-linux2', '/usr/lib/python2.7/lib-tk', '/usr/lib/python2.7/lib-old', '/usr/lib/python2.7/lib-dynload', '/usr/local/lib/python2.7/dist-packages', '/usr/local/lib/python2.7/dist-packages', '/home/fightlikekobe/python', '/usr/lib/python2.7/dist-packages', '/usr/lib/python2.7/dist-packages/PIL', '/usr/lib/python2.7/dist-packages/gst-0.10', '/usr/lib/python2.7/dist-packages/gtk-2.0', '/usr/lib/pymodules/python2.7', '/usr/lib/python2.7/dist-packages/ubuntu-sso-client', '/usr/lib/python2.7/dist-packages/ubuntuone-client', '/usr/lib/python2.7/dist-packages/ubuntuone-control-panel', '/usr/lib/python2.7/dist-packages/ubuntuone-couch', '/usr/lib/python2.7/dist-packages/ubuntuone-installer', '/usr/lib/python2.7/dist-packages/ubuntuone-storage-protocol', '/usr/lib/python2.7/dist-packages/wx-2.8-gtk2-unicode']