Test

Python 環境安裝 一. 到Anaconda官網下載並安裝 1.添加系統環境變數       (安裝路徑)\Anaconda2       (安裝路徑)\Anaconda2\Scripts 二.設定envs 1.開啟cmd.exe 2.> conda create --name py27 python=2 結果: 新增 D:\Tool\Anaconda2\envs\py27 3.> activate py27 結果: >where python ...\Anaconda2\env\py27\python.exe 4.(py27) >conda install [numpy/其他套件] 結果: 下載套件到 D:\Tool\Anaconda2\envs\py27\Lib\site-packages\numpy 5.(py27) > conda update [conda/anaconda-navigator/其他] //最後 (py27) >deactivate >anaconda-navigator -> 開啟 anaconda-navigator Anaconda 指令: anaconda login => 輸入 account / password activate [py27] conda install conda info //-------------------------------------------------------------------------------------------------- IPython HelloWorld 1.開啟cmd.exe (console1)>jupter qtconsole (console2)>vim hello  ...

Python import import [module] (as X) import [Package].[Module] (as X) import [Package].[Module].[Class] (錯誤) from [Module] import [Class] (as X) from [Package].[Module] import [Class] (as X) from [Package] import [Module].[Class] (as X) EX 假設一個package有 __init__.py _cmeans.py　兩個檔案，而且_cmeans.py有函式 cmeans, cmeans_predict __init__.py 內容: __all__ = ['cmeans',            'cmeans_predict',            ] from ._cmeans import cmeans, cmeans_predict