Index: leahi_dialin/dd/__init__.py
===================================================================
diff -u -r2cfe3b26afa7d5ebdb1df6a7fdfd06532880713c -rbe6aa30cfb37a47935f3c114ecece9ee75809909
--- leahi_dialin/dd/__init__.py	(.../__init__.py)	(revision 2cfe3b26afa7d5ebdb1df6a7fdfd06532880713c)
+++ leahi_dialin/dd/__init__.py	(.../__init__.py)	(revision be6aa30cfb37a47935f3c114ecece9ee75809909)
@@ -1 +1,22 @@
-from .dialysate_delivery import DD
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+import os
+import json
+
+# mandatory import
+# none
+
+file_name   = "config.json"
+sw_key      = "SW"
+config      = {}
+ok: bool    = False
+module_name = os.path.basename(os.path.dirname(__file__))
+
+try:
+    with open(file_name, 'r') as file: config = json.load(file); ok = config[sw_key]
+except FileNotFoundError: print(f"Error ({module_name}): The file '{file_name}' was not found." )
+except KeyError         : print(f"Error ({module_name}): The key '{sw_key}' was not found."     )
+except Exception as e   : print(f"Error ({module_name}): An unexpected error occurred: {e}"     )
+
+if ok:
+    print(f"{sw_key} is set to bypass the auto imports in '{module_name}' module.")
+else:
+    from .dialysate_delivery import DD
\ No newline at end of file