為什么在 Mac 上嘗試安裝“pip install ball”時總是出現錯誤

Question

(venv) (base) matthewpark@Matthews-MBP game % pip install ball
Collecting ball
  Using cached Ball-0.2.9.tar.gz (348 kB)
    ERROR: Command errored out with exit status 1:
     command: /Users/matthewpark/PycharmProjects/game/venv/bin/python -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-install-smw00u2m/ball/setup.py'"'"'; __file__='"'"'/private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-install-smw00u2m/ball/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base /private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-pip-egg-info-y5008n2o
         cwd: /private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-install-smw00u2m/ball/
    Complete output (5 lines):
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-install-smw00u2m/ball/setup.py", line 6, in <module>
        import numpy as np
    ModuleNotFoundError: No module named 'numpy'
    ----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
(venv) (base) matthewpark@Matthews-MBP game % 

Answer 1

如何在python中獲得最多的錯誤消息

(venv) (base) matthewpark@Matthews-MBP game % pip install ball
Collecting ball
  Using cached Ball-0.2.9.tar.gz (348 kB)
    ERROR: Command errored out with exit status 1:
     command: /Users/matthewpark/PycharmProjects/game/venv/bin/python -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-install-smw00u2m/ball/setup.py'"'"'; __file__='"'"'/private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-install-smw00u2m/ball/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base /private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-pip-egg-info-y5008n2o
         cwd: /private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-install-smw00u2m/ball/
    Complete output (5 lines):
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/private/var/folders/xg/q1x0qzfn35588jpnk5b253zm0000gn/T/pip-install-smw00u2m/ball/setup.py", line 6, in <module>
        import numpy as np
    ModuleNotFoundError: No module named 'numpy'
    ----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
(venv) (base) matthewpark@Matthews-MBP game % 

不幸的是，錯誤消息中最相關的部分在最后。

• 首先搜索錯誤類型，如SystaxError或TypeError ，這里是ModuleNotFoundError
• 然后查找錯誤類型后的消息

在您的情況下，解決您的問題的信息是ModuleNotFoundError: No module named 'numpy' 。 在安裝ball之前，您必須安裝 numpy。

pip install numpy