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"""
@file
@brief Functions to help using pywin32
"""
def import_pywin32():
"""
For the module ``pywin32``,
this function tries to add the path to the DLL to ``PATH``
before throwing the exception:
``DLL load failed: The specified module could not be found``.
"""
try:
import win32com
return win32com
except ImportError as e:
if "DLL load failed:" in str(e):
import os
import sys
import numpy
from distutils.sysconfig import get_python_lib
paths = set([os.path.join(
os.path.split(sys.executable)[0], "Lib", "site-packages", "pywin32_system32"),
os.path.join(get_python_lib(), "pywin32_system32"),
os.path.join(
os.path.dirname(numpy.__file__), "..", "pywin32_system32"),
])
epath = os.environ["PATH"]
last_path = None
for path in paths:
last_path = path
# exe = os.path.abspath(os.path.dirname(sys.executable))
os.environ["PATH"] = epath + ";" + path
try:
import win32com
return win32com
except ImportError:
# we try the next path
continue
try:
import win32com
return win32com
except ImportError:
# addition for WinPython
exe = os.path.abspath(os.path.dirname(sys.executable))
os.environ["PATH"] = os.environ["PATH"] + ";" + exe
try:
import win32com
return win32com
except ImportError:
dll = os.listdir(last_path)
dll = [os.path.join(last_path, _)
for _ in dll if "dll" in _]
if len(dll) == 0:
raise ImportError("Did you install pywin32?") from e
raise ImportError(
"Some DLL must be copied:\n" + "\n".join(dll)) from e
else:
raise e
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