pyqt6.5.3 support with dep checking

IQM_Vis/ui_wrapper.py

@@ -3,7 +3,8 @@
 TODO: write docs on example usage/ what inputs etc. and what attributes that the data_store class needs
 '''
 # Author: Matt Clifford <[email protected]>
-import os
+import subprocess
+import platform
 import sys
 from typing import Any
 import warnings
@@ -48,6 +49,7 @@ def __init__(self,
         self.restrict_options = restrict_options
         self.num_steps_range = num_steps_range
         self.debug = debug
+        check_pyqt_install_deps()
         self.show()
 
     def show(self):
@@ -183,4 +185,23 @@ def __eq__(self, other):
             return self.function == other.function
         else:
             # unwrapped tranform function
-            return self.function == other
+            return self.function == other
+
+
+def check_pyqt_install_deps():
+    ''' PyQt6 on linux doesn't always ship with all the required libraries
+        so here we will warn the user if they need to install them, avoiding a crash '''
+    system_info = platform.system()
+    if not system_info == "Linux":
+        return True
+
+    # if on linux try see if package installed (only for debian based)
+    package_name = "libxcb-cursor0"
+    installed = False
+    try:
+        result = subprocess.run(["dpkg", "-l", package_name], check=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
+        installed = "ii" in result.stdout
+    except subprocess.CalledProcessError:
+        installed = False
+    if installed == False:
+        print(f"{'*'*30}\n\nWarning: not all dependencies are installed. If you get an 'Aborted (core dumped)' error below this message then please install them using:\n\n 'sudo apt install libxcb-cursor0'\n\n\n{'*'*30}\n\n")

requirements.txt

@@ -1,7 +1,7 @@
 numpy>=1.23.4
-PyQt6==6.4
-PyQt6-Qt6==6.4
-PyQt6-sip==13.4
+PyQt6==6.5.3
+PyQt6-Qt6==6.5.3
+PyQt6-sip==13.6
 opencv-python-headless>=4.6.0.66
 Pillow>=9.2.0
 scikit-image>=0.19.3