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Access C# code from Python
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| import clr | |
| import sys | |
| print sys.version | |
| sys.path.append(r"C:\GIS") | |
| lb = clr.AddReference('SampleClassLibrary') #add .dll file | |
| from SampleClassLibrary import Calculator | |
| c = Calculator() | |
| print "Result is", c.DoSum(1,2) | |
| #2.7.10 (default, May 23 2015, 09:44:00) [MSC v.1500 64 bit (AMD64)] | |
| #Result is 3 | |
| #with nuget in VS - no need to install anything, works with standard Python installation | |
| import ctypes | |
| a = ctypes.cdll.LoadLibrary(r"c:\GIS\SampleClassLibrary.dll") | |
| print a.add(3, 5) | |
| #8 |
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| namespace SampleClassLibrary | |
| { | |
| public class Calculator | |
| { | |
| public static int DoSum(int a, int b) | |
| { | |
| return a + b; | |
| } | |
| } | |
| } | |
| //or with UnmanagedExports nuget in VS | |
| using RGiesecke.DllExport; | |
| using System.Runtime.InteropServices; | |
| namespace SampleClassLibrary | |
| { | |
| class Test | |
| { | |
| [DllExport("add", CallingConvention = CallingConvention.Cdecl)] | |
| public static int TestExport(int left, int right) | |
| { | |
| return left + right; | |
| } | |
| } | |
| } |
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