Macbook 安装python3，使用pycharm安装ssl，一直报错，无法安装，怎么解决呀

Collecting ssl
Using cached ssl-1.16.tar.gz (33 kB)
Using cached ssl-1.15.tar.gz (32 kB)

ERROR: Command errored out with exit status 1:
 
     cwd: /private/var/folders/xb/fv9ng7t53l3187hncrqfcx080000gn/T/pip-install-i3jfyhmk/ssl_4f3c3ec8a4674faabc233acaf8901073/
Complete output (6 lines):
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/private/var/folders/xb/fv9ng7t53l3187hncrqfcx080000gn/T/pip-install-i3jfyhmk/ssl_4f3c3ec8a4674faabc233acaf8901073/setup.py", line 33
    print 'looking for', f
          ^
SyntaxError: Missing parentheses in call to 'print'. Did you mean print('looking for', f)?
----------------------------------------

WARNING: Discarding https://files.pythonhosted.org/packages/83/21/f469c9923235f8c36d5fd5334ed11e2681abad7e0032c5aba964dcaf9bbb/ssl-1.16.tar.gz#sha256=ac21156fee6aee9eb8d765bbb16f5f49492d81ff4b22f7b8fc001d2251120930 (from https://pypi.org/simple/ssl/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
ERROR: Command errored out with exit status 1:
command: /Users/xwei/PycharmProjects/pythonProject/venv/bin/python -c 'import io, os, sys, setuptools, tokenize; sys.argv[0] = '"'"'/private/var/folders/xb/fv9ng7t53l3187hncrqfcx080000gn/T/pip-install-i3jfyhmk/ssl_e86383a74ac2440b911e8c2cee5e44a3/setup.py'"'"'; file='"'"'/private/var/folders/xb/fv9ng7t53l3187hncrqfcx080000gn/T/pip-install-i3jfyhmk/ssl_e86383a74ac2440b911e8c2cee5e44a3/setup.py'"'"';f = getattr(tokenize, '"'"'open'"'"', open)(file) if os.path.exists(file) else io.StringIO('"'"'from setuptools import setup; setup()'"'"');code = f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, file, '"'"'exec'"'"'))' egg_info --egg-base /private/var/folders/xb/fv9ng7t53l3187hncrqfcx080000gn/T/pip-pip-egg-info-5vl_ylcv
cwd: /private/var/folders/xb/fv9ng7t53l3187hncrqfcx080000gn/T/pip-install-i3jfyhmk/ssl_e86383a74ac2440b911e8c2cee5e44a3/
Complete output (6 lines):
Traceback (most recent call last):
File "", line 1, in
File "/private/var/folders/xb/fv9ng7t53l3187hncrqfcx080000gn/T/pip-install-i3jfyhmk/ssl_e86383a74ac2440b911e8c2cee5e44a3/setup.py", line 74
print 'looking for', f
^
SyntaxError: Missing parentheses in call to 'print'. Did you mean print('looking for', f)?
----------------------------------------
WARNING: Discarding https://files.pythonhosted.org/packages/3a/c2/846a19d1572ec6cb8ac438d58a898de8926d32e13f0355cdf4ab00864b5f/ssl-1.15.tar.gz#sha256=1266302ce62c4b60c7ca0e1d3d104ba11d2749e5881d8ac4f006cf9a0446d589 (from https://pypi.org/simple/ssl/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
ERROR: Could not find a version that satisfies the requirement ssl (from versions: 1.15, 1.16)
ERROR: No matching distribution found for ssl

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