Python Error

How To Use User Defined Exception In Python

Python provides a lot of built-in exception classes. All the built-in classes are sub-class of builtins.BaseException class. Besides the built-in exception class, you can also create customize exception classes. But all custom exception classes must extend builtins.Exception class. The builtins.Exception class is also a sub-class of builtins.BaseException class. This example will tell you how to …

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How To Fix Python Error Certificate Verify Failed: Unable To Get Local Issuer Certificate In Mac OS

When I run python code in mac os, I meet a certificate verify failed error like this ssl.SSLCertVerificationError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1056). This error confused me a lot of time. And after googling the error, I finally find the solution to fix it, below are the steps.