文章目錄

• • • 解決方法
    • 遇到的問題
    • 參考

解決方法

這個問題的原因是pip源太慢，我們可以用國內的源，比如豆瓣，這里用的是豆瓣的源。

輸入下面的代碼可以解決：

pip install pandas -i http://pypi.douban.com/simple --trusted-host pypi.douban.com

這個問題的模板如下：

pip install 想安裝的包 -i http://pypi.douban.com/simple --trusted-host pypi.douban.com

其實，我們用pip下載的原理也就是連接到python的官方源，然后下載到本地。后者用的是國內的鏡像源，加快速度。

遇到的問題

PS D:\user\文檔\python\python_work\data_visualization> pip install pandas Defaulting to user installation because normal site-packages is not writeable WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLEOFError(8, 'EOF occurred in violation of protocol (_ssl.c:1125)'))': /simple/pandas/ WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLEOFError(8, 'EOF occurred in violation of protocol (_ssl.c:1125)'))': /simple/pandas/ WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLEOFError(8, 'EOF occurred in violation of protocol (_ssl.c:1125)'))': /simple/pandas/ WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLEOFError(8, 'EOF occurred in violation of protocol (_ssl.c:1125)'))': /simple/pandas/ WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLEOFError(8, 'EOF occurred in violation of protocol (_ssl.c:1125)'))': /simple/pandas/ Could not fetch URL https://pypi.org/simple/pandas/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/pandas/ (Caused by SSLError(SSLEOFError(8, 'EOF occurred in violation of protocol (_ssl.c:1125)'))) - skipping ERROR: Could not find a version that satisfies the requirement pandas ERROR: No matching distribution found for pandas

參考

[1]python項目ImportError: Plotly express requires pandas to be installed.解決方案
[2]國內的pythoner強烈建議使用豆瓣的pypi源 zz

總結

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