大佬们, 请教一个问题: cannot import XXX - V2EX
V2EX = way to explore
V2EX 是一个关于分享和探索的地方
Sign Up Now
For Existing Member  Sign In
推荐学习书目
Learn Python the Hard Way
Python Sites
PyPI - Python Package Index
http://diveintopython.org/toc/index.html
Pocoo
值得关注的项目
PyPy
Celery
Jinja2
Read the Docs
gevent
pyenv
virtualenv
Stackless Python
Beautiful Soup
结巴中文分词
Green Unicorn
Sentry
Shovel
Pyflakes
pytest
Python 编程
pep8 Checker
Styles
PEP 8
Google Python Style Guide
Code Style from The Hitchhiker's Guide
foxyier

大佬们, 请教一个问题: cannot import XXX

  •  
  •   foxyier Feb 1, 2019 3339 views
    This topic created in 2645 days ago, the information mentioned may be changed or developed.

    导入自己写的模块的时候,发生不能导入的情况, 像这样: from send_email import SendMail ImportError: cannot import name 'SendMail'

    用 pycharm 是可以点进去的, 请教排查思路

    8 replies    2019-02-01 10:35:14 +08:00
    princelai
        1
    princelai  
       Feb 1, 2019
    请列出目录结构,PATHONPATH 然后再说
    foxyier
        2
    foxyier  
    OP
       Feb 1, 2019
    @princelai 执行文件和 send_email.py 文件是同一级, 我尝试 from src.libs.send_email import SendMail 也不行。
    python35
        3
    python35  
       Feb 1, 2019
    export PYTHOnPATH=xxx
    arrow8899
        4
    arrow8899  
       Feb 1, 2019
    循环引用了
    13817188741
        5
    13817188741  
       Feb 1, 2019
    把文件结构列一下看看,另外是不是试试 from .send_email import SendMail
    如果是在同级目录的话.
    princelai
        6
    princelai  
       Feb 1, 2019
    首先尝试相对引用
    from .send_email import SendMail

    不行的话在每个目录加上__init__.py 文件再试

    如果还不行那就试试
    sys.path.append(“.”)


    如果还不行我怀疑你安了假 python
    foxyier
        7
    foxyier  
    OP
       Feb 1, 2019
    @princelai
    @13817188741
    @arrow8899
    @python35 多谢, 找到原因了。。确实是循环引用了。。还是第一次遇到这个坑。
    Faiz555
        8
    Faiz555  
       Feb 1, 2019
    可能是循环引用,可以在具体方法里面引用从而避免
    About     Help     Advertise     Blog     API     FAQ     Solana     1171 Online   Highest 6679       Select Language
    创意工作者们的社区
    World is powered by solitude
    VERSION: 3.9.8.5 48ms UTC 17:43 PVG 01:43 LAX 10:43 JFK 13:43
    Do have faith in what you're doing.
    ubao msn snddm index pchome yahoo rakuten mypaper meadowduck bidyahoo youbao zxmzxm asda bnvcg cvbfg dfscv mmhjk xxddc yybgb zznbn ccubao uaitu acv GXCV ET GDG YH FG BCVB FJFH CBRE CBC GDG ET54 WRWR RWER WREW WRWER RWER SDG EW SF DSFSF fbbs ubao fhd dfg ewr dg df ewwr ewwr et ruyut utut dfg fgd gdfgt etg dfgt dfgd ert4 gd fgg wr 235 wer3 we vsdf sdf gdf ert xcv sdf rwer hfd dfg cvb rwf afb dfh jgh bmn lgh rty gfds cxv xcv xcs vdas fdf fgd cv sdf tert sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf shasha9178 shasha9178 shasha9178 shasha9178 shasha9178 liflif2 liflif2 liflif2 liflif2 liflif2 liblib3 liblib3 liblib3 liblib3 liblib3 zhazha444 zhazha444 zhazha444 zhazha444 zhazha444 dende5 dende denden denden2 denden21 fenfen9 fenf619 fen619 fenfe9 fe619 sdf sdf sdf sdf sdf zhazh90 zhazh0 zhaa50 zha90 zh590 zho zhoz zhozh zhozho zhozho2 lislis lls95 lili95 lils5 liss9 sdf0ty987 sdft876 sdft9876 sdf09876 sd0t9876 sdf0ty98 sdf0976 sdf0ty986 sdf0ty96 sdf0t76 sdf0876 df0ty98 sf0t876 sd0ty76 sdy76 sdf76 sdf0t76 sdf0ty9 sdf0ty98 sdf0ty987 sdf0ty98 sdf6676 sdf876 sd876 sd876 sdf6 sdf6 sdf9876 sdf0t sdf06 sdf0ty9776 sdf0ty9776 sdf0ty76 sdf8876 sdf0t sd6 sdf06 s688876 sd688 sdf86