MacOS style editable ListWidget for PyQt5

EditableListWidget.py

from PyQt5.QtWidgets import QWidget, QHBoxLayout, QVBoxLayout, QPushButton
from PyQt5.QtCore import Qt

class EditableListWidget(QWidget):
	def __init__(self, parent):
		super(QWidget, self).__init__(parent)

		self.layout = QVBoxLayout()

		self.listWidget = QListWidget()
		self.listWidget.itemClicked.connect(self.enableRemove)
		self.layout.addWidget(self.listWidget)

		self.buttonRow = QHBoxLayout()

		self.plus = QPushButton('Add', self)
		self.plus.clicked.connect(self.handleAdd) 
		self.buttonRow.addWidget(self.plus)

		self.minus = QPushButton('Remove', self)
		self.minus.clicked.connect(self.handleRemove) 
		self.minus.setEnabled(False)
		self.buttonRow.addWidget(self.minus)

		self.buttonContainer = QWidget()
		self.buttonContainer.setLayout(self.buttonRow)
		self.layout.addWidget(self.buttonContainer)

		self.setLayout(self.layout)

	def handleAdd(self):
		self.listWidget.addItem("Placeholder")

	def enableRemove(self, item):
		self.minus.setEnabled(True)

		if item is not None:
			item.setFlags(item.flags() | Qt.ItemIsEditable)
			item.setSelected(True)

	def handleRemove(self):
		item = self.listWidget.currentItem()

		index = self.listWidget.row(item)
		if index is not None:
			self.listWidget.takeItem(index)

		if self.listWidget.count() == 0:
			self.minus.setEnabled(False)