move nomic.login() out of the top level so it's only called when the …

…functions are needed... bad idea, but nomic login is broken right now

ai_ta_backend/nomic_logging.py

@@ -9,11 +9,11 @@
 from langchain.embeddings import OpenAIEmbeddings
 from nomic import AtlasProject, atlas
 
-nomic.login(os.getenv('NOMIC_API_KEY'))  # login during start of flask app
-NOMIC_MAP_NAME_PREFIX = 'Conversation Map for '
-
 
 def log_convo_to_nomic(course_name: str, conversation) -> str:
+  nomic.login(os.getenv('NOMIC_API_KEY'))  # login during start of flask app
+  NOMIC_MAP_NAME_PREFIX = 'Conversation Map for '
+
   """
   Logs conversation to Nomic.
   1. Check if map exists for given course
@@ -145,6 +145,9 @@ def get_nomic_map(course_name: str):
     map link: https://atlas.nomic.ai/map/ed222613-97d9-46a9-8755-12bbc8a06e3a/f4967ad7-ff37-4098-ad06-7e1e1a93dd93
     map id: f4967ad7-ff37-4098-ad06-7e1e1a93dd93
   """
+  nomic.login(os.getenv('NOMIC_API_KEY'))  # login during start of flask app
+  NOMIC_MAP_NAME_PREFIX = 'Conversation Map for '
+
   project_name = NOMIC_MAP_NAME_PREFIX + course_name
   start_time = time.monotonic()
 
@@ -169,6 +172,9 @@ def create_nomic_map(course_name: str, log_data: list):
   2. appends current embeddings and metadata to it
   2. creates map if there are at least 20 queries
   """
+  nomic.login(os.getenv('NOMIC_API_KEY'))  # login during start of flask app
+  NOMIC_MAP_NAME_PREFIX = 'Conversation Map for '
+
   print(f"in create_nomic_map() for {course_name}")
   # initialize supabase
   supabase_client = supabase.create_client(  # type: ignore