使用 pip3 安装 hashlib 时出现不支持的哈希类型错误

Question

我正在尝试为 Python 3.6.0 安装 hashlib 库。使用 pip3:

pip3 install hashlib

我得到：

Collecting hashlib
  Downloading hashlib-20081119.zip (42kB)
  100% |████████████████████████████████| 51kB 1.6MB/s
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/setuptools/__init__.py", line 10, in <module>
        from setuptools.extern.six.moves import filter, filterfalse, map
      File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/setuptools/extern/__init__.py", line 1, in <module>
        from pkg_resources.extern import VendorImporter
      File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/pkg_resources/__init__.py", line 36, in <module>
        import email.parser
      File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/email/parser.py", line 12, in <module>
        from email.feedparser import FeedParser, BytesFeedParser
      File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/email/feedparser.py", line 27, in <module>
        from email._policybase import compat32
      File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/email/_policybase.py", line 9, in <module>
        from email.utils import _has_surrogates
      File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/email/utils.py", line 28, in <module>
        import random
      File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/random.py", line 46, in <module>
        from hashlib import sha512 as _sha512
      File "/private/var/folders/3m/q2pmrqbd2l9154yp_9ww5rjm0000gn/T/pip-build-1upkmzey/hashlib/hashlib.py", line 80
        raise ValueError, "unsupported hash type"
                        ^
    SyntaxError: invalid syntax

    ----------------------------------------
Command "python setup.py egg_info" failed with error code 1 in /private/var/folders/3m/q2pmrqbd2l9154yp_9ww5rjm0000gn/T/pip-build-1upkmzey/hashlib/

知道如何解决这个问题吗？我目前使用的是 macOS Sierra 10.12.6，使用的是 pip3 9.0.1 和 python 3.6.

Answer 1

正如 Bijoy 所指出的，不需要下载 hashlib 模块，因为它是默认安装的。

只需import hashlib即可使用

使用 pip3 安装 hashlib 时出现不支持的哈希类型错误

Unsupported hash type error while installing hashlib using pip3

python

pip

hashlib