support multiple config files

src/hdmf/__init__.py

@@ -12,9 +12,6 @@
 def get_termset_config():
     return TS_CONFIG.config
 
-def get_config_types():
-    return TS_CONFIG.get_data_types()
-
 @docval({'name': 'config_path', 'type': str, 'doc': 'Path to the configuartion file.',
          'default': None})
 def load_termset_config(config_path: str):
@@ -28,12 +25,10 @@ def load_termset_config(config_path: str):
     - If the data_type is not present, then they will be loaded alongside the default curated configuration.
     """
     if config_path is None:
-        TS_CONFIG.path = "/Users/mavaylon/Research/NWB/hdmf2/hdmf/docs/gallery/example_config.yaml"
+        TS_CONFIG.unload_termset_config()
         TS_CONFIG.load_termset_config()
-
-
-
-
+    else:
+        TS_CONFIG.load_termset_config(config_path)
 
 def unload_termset_config():
     """

src/hdmf/term_set.py

@@ -315,14 +315,6 @@ def __init__(self):
         self.config = None
         self.load_termset_config()
 
-    def get_data_types(self):
-        """
-        Return list of data_types within current configuration file.
-        """
-        data_types = []
-        for data_type_dict in self.config:
-            data_types.append(data_type_dict['data_type'])
-
     @docval({'name': 'config_path', 'type': str, 'doc': 'Path to the configuartion file.',
              'default': None})
     def load_termset_config(self,config_path):
@@ -334,18 +326,18 @@ def load_termset_config(self,config_path):
             with open(self.path[0], 'r') as config:
                 termset_config = yaml.safe_load(config)
             self.config = termset_config
-
-        # # Check data_types within new config to see if they already exist in the current config
-        # with open(config_path, 'r') as config:
-        #     termset_config = yaml.safe_load(config)
-        #     for data_type_dict in termset_config:
-        #         if data_type_dict['data_type'] in self.get_data_types():
-        #             pass
-        #
-        #
-        # # append path to new config to self.path
-        # if config_path is not None:
-        #     self.path.append(config_path)
+        else:
+            # Check data_types within new config to see if they already exist in the current config
+            with open(config_path, 'r') as config:
+                termset_config = yaml.safe_load(config)
+                for data_type in termset_config:
+                    if data_type in self.config:
+                        self.config[data_type] = termset_config[data_type]
+                        termset_config.pop(data_type)
+                self.config.update(termset_config)
+
+            # append path to new config to self.path
+            self.path.append(config_path)
 
 
     def unload_termset_config():