不能在Python程序上导入类和模块

Question

我不在Python上编程，所以我不知道问题出在哪里。 我无法从命令行启动程序，显示如下：

https://ibb.co/BPyxnvd

下面是代码init.py

import os
import sys

from PyQt4 import QtGui, QtCore

from pynfb.experiment import Experiment
from pynfb.io.xml_ import xml_file_to_params
from pynfb.settings_widget.general import GeneralSettingsWidget
from pynfb.settings_widget.inlet import InletSettingsWidget
from pynfb.settings_widget.protocol_sequence import ProtocolSequenceSettingsWidget
from pynfb.settings_widget.protocols import ProtocolsSettingsWidget, FileSelectorLine
from pynfb.settings_widget.signals import SignalsSettingsWidget
from pynfb.settings_widget.composite_signals import CompositeSignalsSettingsWidget
from pynfb.settings_widget.protocols_group import ProtocolGroupsSettingsWidget

static_path = os.path.realpath(os.path.dirname(os.path.realpath(__file__)) + '/static')


class SettingsWidget(QtGui.QWidget):

Answer 1

您需要首先安装PyQt4：https://www.lfd.uci.edu/~gohlke/pythonlibs/#pyqt4。你知道吗

下载与python版本对应的正确文件，例如PyQt4‑4.11.4‑cp37‑cp37m‑win_amd64.whl，然后使用pip（https://pip.pypa.io/en/stable/installing/）安装

pip install PyQt4-4.11.4-cp37-none-win_amd64.whl