pyinstallers生成exe文件打开时报错：ImportError: unable to find Qt5Core.dll on PATH

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ImportError: unable to find Qt5Core.dll on PATH

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# Fix qt import error
# Include this file before import PyQt5
import os
import sys
import logging
def _append_run_path():
if getattr(sys, 'frozen', False):
pathlist = []
# If the application is run as a bundle, the pyInstaller bootloader
# extends the sys module by a flag frozen=True and sets the app
# path into variable _MEIPASS'.
pathlist.append(sys._MEIPASS)
# the application exe path
_main_app_path = os.path.dirname(sys.executable)
pathlist.append(_main_app_path)
# append to system path enviroment
os.environ["PATH"] += os.pathsep + os.pathsep.join(pathlist)
logging.error("current PATH: %s", os.environ['PATH'])
_append_run_path()

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import fix_qt_import_error

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pyinstaller -F xxx.py