關於MAC指定安裝到不同版本python模組的問題
阿新 • • 發佈:2018-12-14
因為最近在做機器學習方面的學習,換了電腦之後python還沒有來得及安裝新模組
這次遇到的問題是
- 首先->需要安裝pip
⚠️-> python3 -m pip install -U pip
⚠️->是python3 (我的python版本是3.7,沒有刪除os自帶的2.7版本),若不標明則會安裝在系統預設路徑的版本里面
- 之後
- 安裝matplotlib-> python3 -m pip install matplotlib
- 安裝numpy -> python3 -m pip install numpy
- 安裝成功後
- 輸入python3,進入python環境
- import matplotlib(或者numpy)
- 輸入-> matplotlib(或者numpy)
juliadeMacBook-Pro:~ julia$ python3 Python 3.7.0 (v3.7.0:1bf9cc5093, Jun 26 2018, 23:26:24) [Clang 6.0 (clang-600.0.57)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>> import sys >>> sys.path ['', '/Library/Frameworks/Python.framework/Versions/3.7/lib/python37.zip', '/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7', '/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/lib-dynload', '/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages'] >>> import numpy >>> numpy <module 'numpy' from '/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/numpy/__init__.py'> >>> import matplotlib >>> matplotlib <module 'matplotlib' from '/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/matplotlib/__init__.py'> >>> exit()