Segmentation fault when using a custom file system handler

Toni Ruža <[email protected]> Mon, 9 Jul 2018 02:22:44 -0700 (PDT)
Newsgroups gmane.comp.python.wxpython.devel
Message-ID <[email protected]> 
Hello,

I can't get a custom file system handler to work; attached is a minimal 
example that reproduces the segmentation fault.

Python 3.6
wxPython 4.0.1

Tried it on Mac and Linux.

Best regards,
Toni

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custom_file_system_handler.py (text/x-python, 596 B) 
from io import BytesIO

import wx


class MyFileSystemHandler(wx.FileSystemHandler):

    def CanOpen(self, location):
        return True

    def OpenFile(self, fs, location):
        print('OpenFile:', location)
        fsfile = wx.FSFile(BytesIO(b'hello'), location,
                          'text/plain', '', wx.DateTime.Now())
        stream = fsfile.GetStream()
        assert stream.IsOk()
        return fsfile


app = wx.App(False)
wx.FileSystem.AddHandler(MyFileSystemHandler())

hello_file = wx.FileSystem().OpenFile('myprot:hello', wx.FS_READ)
print(hello_file.GetStream().read())