MapServer/src/mapscript/python/mapscript/__init__.py at main · MapServer/MapServer

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import inspect

import os

import platform

import sys

# As of Python 3.8 PATH can no longer be used to resolve the MapServer

# DLLs on Windows. Instead users will be required to set a new MAPSERVER_DLL_PATH

# environment variable.

# See https://docs.python.org/3/whatsnew/3.8.html#changes-in-the-python-api

def add_dll_path(pth):

"""

Allow Python to access the directory containing the MapServer DLL (for Python on Windows only)

"""

if (3, 8) <= sys.version_info:

os.add_dll_directory(pth)

else:

# add the directory to the Windows path for earlier Python version

os.environ["PATH"] = pth + ";" + os.environ["PATH"]

if platform.system() == "Windows":

mapserver_dll_path = os.getenv("MAPSERVER_DLL_PATH", "")

dll_paths = list(filter(os.path.exists, mapserver_dll_path.split(";")))

# add paths in the order listed in the string

dll_paths.reverse()

for pth in dll_paths:

add_dll_path(pth)

from .mapscript import * # NOQA

# change all the class module names from mapscript.mapscript to mapscript

for key, value in globals().copy().items():

if inspect.isclass(value) and value.__module__.startswith("mapscript."):

value.__module__ = "mapscript"

# remove the submodule name

del mapscript # NOQA

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