Wang Chuan wangchuan

## clr_array_convert.md

      
        
          
            
              
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                robbmcleod
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              July 19, 2024 01:01
            
              
                Convert NumPy `ndarray` to C# `System.Array` and back again
              
          
        
      
        
  
      
    Originally for Python 3.7 and PythonNet 2.4.0 I wrote a snippet of code to
transform NumPy ndarray into System.Array from CLR and back again using
pure python and the ctypes package memmove function:
https://github.com/pythonnet/pythonnet/issues/514
https://github.com/pythonnet/pythonnet/issues/652

However, after the release of PythonNet 2.5.0 there were some changes to the
PythonNet interface that created some small breaks in my code snippet: