i will give you a code with around 6225 URL-encoded bytes, which is too long. 
Shorten the code to less than 5599 bytes without missing anything. 
and also if it has errors or problems , fix them to make sure it will run properly. 
this is the code:

import sys
from PyQt5.QtWidgets import QApplication, QWidget, QVBoxLayout, QHBoxLayout, QLabel, QSlider, QPushButton, QLineEdit, QRadioButton, QCheckBox, QGroupBox, QComboBox, QFileDialog, QGraphicsDropShadowEffect, QStyleFactory
from PyQt5.QtCore import Qt, QRectF
from PyQt5.QtGui import QIcon, QColor


class Criteria:
def init(self, description, importance):
self.description = description
self.importance = importance

def set_importance(self, importance):
self.importance = importance

def get_importance(self):
return self.importance

def set_description(self, description):
self.description = description

def get_description(self):
return self.description


class ForexTradingChecklist(QWidget):
def init(self):
super().init()

self.setWindowTitle(‘Forex Trading Checklist Analyzer’)
self.setWindowIcon(QIcon(‘icon.png’))
self.setGeometry(100, 100, 800, 600)

self.criteriaList = []
self.total_importance = 0
self.completed_importance = 0
self.checklist_groupbox_list = []

self.init_ui()

def init_ui(self):
main_layout = QVBoxLayout()

self.checklistContainer = QVBoxLayout()

add_criteria_button = QPushButton(‘Add Criteria’)
add_criteria_button.clicked.connect(self.add_criteria_dialog)

self.outputSlider = QSlider(Qt.Horizontal)
self.outputSlider.setRange(0, 100)
self.outputSlider.setDisabled(True)

self.outputPercent = QLabel(‘0%’)

main_layout.addLayout(self.checklistContainer)
main_layout.addWidget(add_criteria_button)
main_layout.addWidget(QLabel(‘Overall Percentage:’))
main_layout.addWidget(self.outputSlider)
main_layout.addWidget(self.outputPercent)

self.setLayout(main_layout)

def add_criteria_dialog(self):
dialog = QWidget()
dialog.setWindowTitle(‘Add Criteria’)

layout = QVBoxLayout()

description_label = QLabel(‘Description:’)
description_field = QLineEdit()

importance_label = QLabel(‘Importance:’)
importance_slider = QSlider(Qt.Horizontal)
importance_slider.setRange(0, 100)
importance_slider.setTickPosition(QSlider.TicksBothSides)
importance_slider.setTickInterval(10)

save_button = QPushButton(‘Add Criteria’)
save_button.clicked.connect(lambda: self.add_criteria(description_field.text(), importance_slider.value(), dialog))

layout.addWidget(description_label)
layout.addWidget(description_field)
layout.addWidget(importance_label)
layout.addWidget(importance_slider)
layout.addWidget(save_button)

dialog.setLayout(layout)
dialog.setGeometry(QRectF(self.geometry().topLeft() + (100, 100), self.geometry().size() / 2).toRect())
dialog.setWindowModality(Qt.ApplicationModal)
dialog.show()

def add_criteria(self, description, importance, dialog):
criteria = Criteria(description, importance)
self.criteriaList.append(criteria)

checklist_groupbox = QGroupBox(description)
checklist_groupbox.setCheckable(True)
checklist_groupbox.setChecked(False)
checklist_groupbox.toggled.connect(lambda: self.update_completion(criteria, checklist_groupbox.isChecked()))
self.checklist_groupbox_list.append(checklist_groupbox)

importance_slider = QSlider(Qt.Horizontal)
importance_slider.setRange(0, 100)
importance_slider.setSliderPosition(importance)
importance_slider.setTickPosition(QSlider.TicksBothSides)
importance_slider.setTickInterval(10)
importance_slider.setDisabled(True)

importance_label = QLabel(‘{}%’.format(importance))
importance_slider.valueChanged.connect(lambda: importance_label.setText(‘{}%’.format(importance_slider.value())))

edit_button = QPushButton(‘Edit’)
edit_button.clicked.connect(lambda: self.edit_criteria_dialog(criteria))

delete_button = QPushButton(‘Delete’)
delete_button.clicked.connect(lambda: self.delete_criteria(criteria))

layout = QVBoxLayout()
layout.addWidget(importance_label)
layout.addWidget(importance_slider)

button_layout = QHBoxLayout()
button_layout.addWidget(edit_button)
button_layout.addWidget(delete_button)
layout.addLayout(button_layout)

checklist_groupbox.setLayout(layout)

self.checklistContainer.addWidget(checklist_groupbox)

self.total_importance += importance

dialog.close()

def edit_criteria_dialog(self, criteria):
pass # Implement the logic to show a dialog similar to the “add criteria” dialog, but with the ability to edit an existing criteria

def delete_criteria(self, criteria):
pass # Implement the logic to remove a criteria from the list and update the ui

def update_completion(self, criteria, completed):
if completed:
self.completed_importance += criteria.get_importance()
else:
self.completed_importance -= criteria.get_importance()

completion_percentage = int((self.completed_importance / self.total_importance) * 100)
self.outputSlider.setValue(completion_percentage)
self.outputPercent.setText(‘{}%’.format(completion_percentage))


def main():
app = QApplication(sys.argv)
app.setStyle(‘Fusion’)
app.setPalette(app.style().standardPalette())

ftca = ForexTradingChecklist()
ftca.show()

sys.exit(app.exec_())


if name == ‘main’:
main()