feat: add more hint when tool cannot be found

Author: seanwu1105

python/scripts/designer.py

@@ -16,5 +16,9 @@
     elif is_installed("PySide2"):
         from PySide2.scripts.pyside_tool import designer
     else:
-        sys.exit("No rcc can be found in current Python environment.")
+        ERR_MSG = (
+            "No rcc can be found in the current Python environment. "
+            "Make sure the latest PySide6 or PySide2 is installed."
+        )
+        sys.exit(ERR_MSG)
     sys.exit(designer())

python/scripts/linguist.py

@@ -12,6 +12,10 @@
     elif is_installed("PySide6"):
         from PySide6.scripts.pyside_tool import linguist
     else:
-        sys.exit("No Qt Linguist can be found in current Python environment.")
+        ERR_MSG = (
+            "No Qt Linguist can be found in the current Python environment. "
+            "Make sure the latest PySide6 is installed."
+        )
+        sys.exit(ERR_MSG)
 
     sys.exit(linguist())

python/scripts/lrelease.py

@@ -12,5 +12,9 @@
     elif is_installed("PySide6"):
         from PySide6.scripts.pyside_tool import lrelease
     else:
-        sys.exit("No lrelease can be found in current Python environment.")
+        ERR_MSG = (
+            "No lrelease can be found in the current Python environment. "
+            "Make sure the latest PySide6 is installed."
+        )
+        sys.exit(ERR_MSG)
     sys.exit(lrelease())

python/scripts/lupdate.py

@@ -26,6 +26,10 @@
     elif is_installed("PyQt5"):
         from PyQt5.pylupdate_main import main as lupdate
     else:
-        sys.exit("No lupdate can be found in current Python environment.")
+        ERR_MSG = (
+            "No lupdate can be found in the current Python environment. "
+            "Make sure the latest PySide6, PySide2, PyQt6 or PyQt5 is installed."
+        )
+        sys.exit(ERR_MSG)
 
     sys.exit(lupdate())

python/scripts/qml.py

@@ -12,5 +12,9 @@
     elif is_installed("PySide6"):
         from PySide6.scripts.pyside_tool import qml
     else:
-        sys.exit("No pyside6-qml can be found in current Python environment.")
+        ERR_MSG = (
+            "No pyside6-qml can be found in the current Python environment. "
+            "Make sure the latest PySide6 is installed."
+        )
+        sys.exit(ERR_MSG)
     sys.exit(qml())

python/scripts/qmlls.py

@@ -12,5 +12,10 @@
     elif is_installed("PySide6"):
         from PySide6.scripts.pyside_tool import qmlls
     else:
-        sys.exit("No qmlls can be found in current Python environment.")
+        ERR_MSG = (
+            "No qmlls can be found in the current Python environment. "
+            "Make sure the latest PySide6 is installed. "
+            "Update configuration to disable qmlls integration if you don't need it."
+        )
+        sys.exit(ERR_MSG)
     sys.exit(qmlls())

python/scripts/rcc.py

@@ -20,5 +20,9 @@
     elif is_installed("PyQt5"):
         from PyQt5.pyrcc_main import main as rcc
     else:
-        sys.exit("No rcc can be found in current Python environment.")
+        ERR_MSG = (
+            "No rcc can be found in the current Python environment. "
+            "Make sure the latest PySide6, PySide2 or PyQt5 is installed."
+        )
+        sys.exit(ERR_MSG)
     sys.exit(rcc())

python/scripts/uic.py

@@ -24,5 +24,9 @@
     elif is_installed("PyQt5"):
         from PyQt5.uic.pyuic import main as uic
     else:
-        sys.exit("No uic can be found in current Python environment.")
+        ERR_MSG = (
+            "No uic can be found in the current Python environment. "
+            "Make sure the latest PySide6, PySide2, PyQt6 or PyQt5 is installed."
+        )
+        sys.exit(ERR_MSG)
     sys.exit(uic())