$ pip install boto3
Collecting boto3
  Could not fetch URL https://pypi.python.org/simple/boto3/: There was a problem confirming the ssl certificate: [SSL: TLSV1_ALERT_PROTOCOL_VERSION] tlsv1 alert protocol version (_ssl.c:661) - skipping
  Could not find a version that satisfies the requirement boto3 (from versions: )
No matching distribution found for boto3
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        Taku
        
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        Rohit Varshney
        
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                    Possible duplicate of [pip install fails with "connection error: \[SSL: CERTIFICATE\_VERIFY\_FAILED\] certificate verify failed (\_ssl.c:598)"](https://stackoverflow.com/questions/25981703/pip-install-fails-with-connection-error-ssl-certificate-verify-failed-certi) – Taku Jun 18 '18 at 00:07
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                    Possible duplicate of [Not able to install Python packages \[SSL: TLSV1\_ALERT\_PROTOCOL\_VERSION\]](https://stackoverflow.com/questions/49768770/not-able-to-install-python-packages-ssl-tlsv1-alert-protocol-version) – phd Jun 18 '18 at 11:17
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                    A similar question is available and here's the answer you want to try: https://stackoverflow.com/a/66649059/5355272 – avp Sep 21 '21 at 00:53
1 Answers
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            Upgade pip as follows:
curl https://bootstrap.pypa.io/get-pip.py | python
It can be usefull for you, maybe you have to execute sudo python 
 
    
    
        Joaquim De la Cruz
        
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                    correct way to upgrade pip is `pip install --upgrade pip` or for windows : `python -m pip install --upgrade pip` – Asav Patel Jun 19 '18 at 23:15