public MainWindow()
{
InitializeComponent();
if (!Directory.Exists(Environment.CurrentDirectory + @"\python.3.6.0"))
{
//Directory.CreateDirectory(Environment.CurrentDirectory + @"\python2.2.7.18");
System.IO.Compression.ZipFile.ExtractToDirectory(Environment.CurrentDirectory + @"\python.3.6.0.zip",
Environment.CurrentDirectory);
}
string pyth = Environment.CurrentDirectory + @"\python.3.6.0\tools";
Environment.SetEnvironmentVariable("PATH", pyth, EnvironmentVariableTarget.Process);
PythonEngine.PythonHome = pyth;
Console.WriteLine(PythonEngine.BuildInfo);
Console.WriteLine(PythonEngine.IsInitialized);
Console.WriteLine(PythonEngine.ProgramName);
Console.WriteLine(PythonEngine.PythonHome);
Console.WriteLine(PythonEngine.PythonPath);
Console.WriteLine(Runtime.PythonDLL);
PythonEngine.Initialize();
numpy = new Python.Runtime.Numpy();
Console.WriteLine(Environment.GetEnvironmentVariable("TEMP"));
}
public static byte[] SaveFigureToArray(PyObject fig, int dpi = 200, string format = "png")
{
if (fig.GetPythonType().Handle != PltFigureType)
{
throw new Exception("object is not a matplotlib Figure");
}
dynamic _np = np;
//buf = io.BytesIO()
dynamic buf = BytesIO.Invoke();
//fig.savefig(buf, dpi=__dpi__, format='png')
fig.InvokeMethod("savefig", new PyTuple(new PyObject[] { buf }), Py.kw("dpi", dpi, "format", format));
var buf_out = _np.array(buf.getbuffer(), Py.kw("dtype", Numpy.GetNumpyDataType(typeof(byte))));
var arr = Numpy.ToArray(buf_out);
return((byte[])arr);
}
