Add props file for nuget packages (#3410)

diff --git a/Tools/nuget/python.props b/Tools/nuget/python.props
new file mode 100644
index 0000000..4cc7008
--- /dev/null
+++ b/Tools/nuget/python.props
@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup Condition="$(Platform) == '$$PYTHON_PLATFORM$$'">
+    <PythonHome>$(MSBuildThisFileDirectory)\..\..\tools</PythonHome>
+    <PythonInclude>$(PythonHome)\include</PythonInclude>
+    <PythonLibs>$(PythonHome)\libs</PythonLibs>
+    <PythonTag>$$PYTHON_TAG$$</PythonTag>
+    <PythonVersion>$$PYTHON_VERSION$$</PythonVersion>
+    
+    <IncludePythonExe Condition="$(IncludePythonExe) == ''">true</IncludePythonExe>
+    <IncludeDistutils Condition="$(IncludeDistutils) == ''">false</IncludeDistutils>
+    <IncludeLib2To3 Condition="$(IncludeLib2To3) == ''">false</IncludeLib2To3>
+    <IncludeVEnv Condition="$(IncludeVEnv) == ''">false</IncludeVEnv>
+
+    <GetPythonRuntimeFilesDependsOn>$$PYTHON_TARGET$$;$(GetPythonRuntimeFilesDependsOn)</GetPythonRuntimeFilesDependsOn>
+  </PropertyGroup>
+
+  <ItemDefinitionGroup Condition="$(Platform) == '$$PYTHON_PLATFORM$$'">
+    <ClCompile>
+      <AdditionalIncludeDirectories>$(PythonInclude);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
+    </ClCompile>
+    <Link>
+      <AdditionalLibraryDirectories>$(PythonLibs);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+    </Link>
+  </ItemDefinitionGroup>
+
+  <Target Name="GetPythonRuntimeFiles" Returns="@(PythonRuntime)" DependsOnTargets="$(GetPythonRuntimeFilesDependsOn)" />
+
+  <Target Name="$$PYTHON_TARGET$$" Returns="@(PythonRuntime)">
+    <ItemGroup>
+      <_PythonRuntimeExe Include="$(PythonHome)\python*.dll" />
+      <_PythonRuntimeExe Include="$(PythonHome)\vcruntime140.dll" />
+      <_PythonRuntimeExe Include="$(PythonHome)\python*.exe" Condition="$(IncludePythonExe) == 'true'" />
+      <_PythonRuntimeExe>
+        <Link>%(Filename)%(Extension)</Link>
+      </_PythonRuntimeExe>
+      <_PythonRuntimeDlls Include="$(PythonHome)\DLLs\*.pyd" />
+      <_PythonRuntimeDlls Include="$(PythonHome)\DLLs\*.dll" />
+      <_PythonRuntimeDlls>
+        <Link>DLLs\%(Filename)%(Extension)</Link>
+      </_PythonRuntimeDlls>
+      <_PythonRuntimeLib Include="$(PythonHome)\Lib\**\*" Exclude="$(PythonHome)\Lib\**\*.pyc;$(PythonHome)\Lib\site-packages\**\*" />
+      <_PythonRuntimeLib Remove="$(PythonHome)\Lib\distutils\**\*" Condition="$(IncludeDistutils) != 'true'" />
+      <_PythonRuntimeLib Remove="$(PythonHome)\Lib\lib2to3\**\*" Condition="$(IncludeLib2To3) != 'true'" />
+      <_PythonRuntimeLib Remove="$(PythonHome)\Lib\ensurepip\**\*" Condition="$(IncludeVEnv) != 'true'" />
+      <_PythonRuntimeLib Remove="$(PythonHome)\Lib\venv\**\*" Condition="$(IncludeVEnv) != 'true'" />
+      <_PythonRuntimeLib>
+        <Link>Lib\%(RecursiveDir)%(Filename)%(Extension)</Link>
+      </_PythonRuntimeLib>
+      <PythonRuntime Include="@(_PythonRuntimeExe);@(_PythonRuntimeDlls);@(_PythonRuntimeLib)" />
+    </ItemGroup>
+    
+    <Message Importance="low" Text="Collected Python runtime from $(PythonHome):%0D%0A@(PythonRuntime->'  %(Link)','%0D%0A')" />
+  </Target>
+</Project>