adding in base repo with not implemented functions

mta.py

@@ -0,0 +1,37 @@
+import requests
+from typing import List
+
+
+class MTA(object):
+    def __init__(self, api_key: str, train_lines=None, station_ids=None, timing_callbacks=None, alert_callbacks = None):
+        self.api_key = api_key
+        self.train_lines = train_lines if train_lines else []
+        self.station_ids = station_ids if station_ids else []
+        self.timing_callbacks = timing_callbacks if timing_callbacks else []
+        self.alert_callbacks = alert_callbacks if alert_callbacks else []
+
+    def start_updates(self):
+        print("starting updates")
+        raise NotImplementedError("Have not implemented start updates yet")
+
+    async def process_callbacks(self):
+        raise NotImplementedError("Have not implemented callback processing yet")
+
+
+    def add_train_line(self, train_line: str):
+        self.train_lines.append(train_line)
+
+    def remove_train_line(self, train_line: str):
+        self.train_lines.remove(train_line)
+
+    def add_station_id(self, station_id: str):
+        self.station_ids.append(station_id)
+
+    def remove_station_id(self, station_id: str):
+        self.station_ids.remove(station_id)
+
+    def add_callback(self, callback_func):
+        self.timing_callbacks.append(callback_func)
+
+    def remove_callback(self, callback_func):
+        self.timing_callbacks.remove(callback_func)