fix path problem for jupyter notebook

ml/tools.py

@@ -321,7 +321,7 @@ def make_feature_config(class_name, identifier="", name="", subFeatures=""):
     return config_json
 
 
-def make_thing_config(dt_id, name, roles, features=[]):
+def make_thing_config(dt_id, name, roles, features=[], root=__file__):
     config_file = {
         "thingId": dt_id,
         "policyId": dt_id,
@@ -333,19 +333,19 @@ def make_thing_config(dt_id, name, roles, features=[]):
         }
     }
 
-    path = os.path.join(get_root(), "configs", "{}.json".format(name))
+    path = os.path.join(get_root(root), "configs", "{}.json".format(name))
     with open(path, 'wb') as file:
         file.write(json.dumps(config_file).encode('utf-8'))
     return "{}.json".format(name)
 
 
-def load_config(config_file_name):
+def load_config(config_file_name, root=__file__):
     """Creates a json object from a json formatted file found at config_filepath.
 
     :param config_filepath: Path to json formatted file.
 
     """
-    config_file_path = os.path.join(get_root(), "configs", config_file_name)
+    config_file_path = os.path.join(get_root(root), "configs", config_file_name)
     with open(config_file_path) as config_file:
         config = json.load(config_file)
         return config

path/path.py

@@ -2,7 +2,7 @@
 import sys
 
 
-def get_root():
-    path = sys.modules[__name__].__file__ if __name__ == "__main__" else __file__
+def get_root(file_path):
+    path = sys.modules[__name__].__file__ if __name__ == "__main__" else file_path
     return os.path.abspath(os.path.join(os.path.dirname(path), os.path.pardir))