Fix verbose import warning for debugpy contrib

evennia/contrib/utils/debugpy/cmd.py

@@ -1,17 +1,11 @@
 import sys
+
 from django.conf import settings
 from evennia.utils import utils
 
 COMMAND_DEFAULT_CLASS = utils.class_from_module(settings.COMMAND_DEFAULT_CLASS)
 
-ERROR_MSG = """Error, debugpy not found! Please install debugpy by running: `pip install debugpy`
-After that please reboot Evennia with `evennia reboot`"""
-
-try:
-    import debugpy
-except ImportError:
-    print(ERROR_MSG)
-    sys.exit()
+ERROR_MSG = "debugpy needed for the debugpy contrib. Admin must install it and reboot."
 
 
 class CmdDebugPy(COMMAND_DEFAULT_CLASS):
@@ -20,12 +14,20 @@ class CmdDebugPy(COMMAND_DEFAULT_CLASS):
 
     Usage:
       debugpy
+
     """
 
     key = "debugpy"
     locks = "cmd:perm(debugpy) or perm(Builder)"
 
     def func(self):
+
+        try:
+            import debugpy
+        except ImportError:
+            self.caller.msg(ERROR_MSG)
+            return
+
         caller = self.caller
         caller.msg("Waiting for debugger attach...")
         yield 0.1  # make sure msg is sent first