remove error thrown when no suitable library found

fishy/engine/common/screenshot.py

@@ -97,22 +97,20 @@ class D3DShot(IScreenShot):
 LIBS = [PyAutoGUI, MSS, D3DShot]
 
 def create() -> IScreenShot:
-    # Attempt to use D3DShot if performance is critical and it's specified in the config
-    preferred_lib = config.get("sslib", None)
-    if preferred_lib == "d3dshot":
-        logging.debug("Attempting to use D3DShot (fast) as the screenshot library...")
-        d3dshot_instance = D3DShot()
-        if d3dshot_instance.setup():
-            return d3dshot_instance
-        else:
-            logging.warning("D3DShot setup failed. Falling back to default method...")
-
-    # Default to PyAutoGUI if D3DShot is not explicitly chosen or fails to set up
-    for lib in LIBS:
-        lib_instance = lib()
-        if lib_instance.setup():
-            logging.debug(f"Using {lib.__name__} as the screenshot library.")
-            return lib_instance
-
+    # Initialize a variable to hold the preferred library index
+    preferred_lib_index = config.get("sslib", 0)
+    # Create a list of library indices to try, starting with the preferred one
+    lib_indices = [preferred_lib_index] + [i for i in range(len(LIBS)) if i != preferred_lib_index]
+    
+    for index in lib_indices:
+        lib = LIBS[index]
+        try:
+            lib_instance = lib()
+            if lib_instance.setup():
+                logging.debug(f"Using {lib.__name__} as the screenshot library.")
+                return lib_instance
+        except Exception as e:
+            logging.warning(f"Setup failed for {lib.__name__} with error: {str(e)}. Trying next library...")
+    
     logging.error("No suitable screenshot library found. Please check your configuration.")
-    raise Exception("Failed to initialize a screenshot library.")
+    return None