Cleanup actually checks if the 'cores' dir exists now

RetroUFO.py

@@ -4,7 +4,7 @@ Grabs the latest version of every libretro core from the build bot.
 """
 
 __author__ = "Melon Bread"
-__version__ = "0.9.1"
+__version__ = "0.9.5"
 __license__ = "MIT"
 
 import argparse
@@ -112,7 +112,7 @@ def extract_cores(_location):
 
 def clean_up():
     """ Removes all the downloaded files """
-    if os.listdir('cores'):
+    if os.path.isdir('cores'):
         rmtree('cores/')
 
 

RetroUFO_GUI.py

@@ -4,7 +4,7 @@ Grabs the latest version of every libretro core from the build bot.
 """
 
 __author__ = "Melon Bread"
-__version__ = "0.9.0"
+__version__ = "0.9.5"
 __license__ = "MIT"
 
 import os
@@ -15,7 +15,7 @@ from shutil import rmtree
 from urllib.request import urlretrieve
 
 from PySide2.QtCore import QThread, Signal
-from PySide2.QtGui import QTextCursor
+from PySide2.QtGui import QTextCursor, QIcon
 from PySide2.QtWidgets import (QApplication, QCheckBox, QComboBox, QDialog,
                                QFileDialog, QLineEdit, QPushButton, QTextEdit,
                                QVBoxLayout, QMessageBox)
@@ -257,7 +257,7 @@ class Form(QDialog):
 
     def clean_up(self):
         """ Removes all the downloaded files """
-        if os.listdir('cores'):
+        if os.path.isdir('cores'):
             rmtree('cores/')
 
 
@@ -267,6 +267,7 @@ if __name__ == '__main__':
     # Create and show the form
     form = Form()
     form.setFixedWidth(438) # So all text on the log UI stays on one line
+    form.setWindowIcon(QIcon('icon.png'))
     form.show()
     # Run the main Qt loop
     sys.exit(app.exec_())

requirements.txt

@@ -0,0 +1,7 @@
+altgraph==0.16.1
+future==0.17.1
+macholib==1.11
+pefile==2019.4.18
+PyInstaller==3.4
+PySide2==5.12.3
+shiboken2==5.12.3