some linting, a little var renaming

sitter_bot.py

@@ -14,7 +14,7 @@ from twilio.twiml.messaging_response import MessagingResponse
 twilio_client = TwilioClient(os.getenv('TWILIO_SID'), os.getenv('TWILIO_TOKEN'))
 
 MY_CELL = os.getenv('MY_CELL')
-BOOKER_NUM = os.getenv('MY_TWILIO_NUM')
+BOT_NUM = os.getenv('MY_TWILIO_NUM')
 COUNTRY_CODE = f'+{os.getenv("TWILIO_COUNTRY_CODE")}'
 TIMEOUT_MINUTES = 120
 
@@ -70,11 +70,11 @@ def bot() -> str:
 
         else:
             try:
-                start_time, end_time = request_booking(body)
+                start_datetime, end_time = request_booking(body)
             except ValueError:
                 response = 'Please specify an end time (e.g. "tomorrow 5pm to 10pm").'
             else:
-                booking_string = make_booking_string(start_time, end_time)
+                booking_string = make_booking_string(start_datetime, end_time)
                 response = f'Okay, I will reach out to the sitters about sitting on {booking_string}.'
 
         if response is None:
@@ -165,8 +165,8 @@ def accept_or_decline(sitter_name: str, body: str) -> str:
         return f'Okay, no problem, {sitter_name.title()}!  Next time.'
 
 
-def make_booking_string(start_time: datetime.datetime, end_time: datetime.time) -> str:
-    start_time_and_date_string = start_time.strftime('%-m/%-d from %-I:%M%p')
+def make_booking_string(start_datetime: datetime.datetime, end_time: datetime.time) -> str:
+    start_time_and_date_string = start_datetime.strftime('%-m/%-d from %-I:%M%p')
     end_time_string = end_time.strftime('%-I:%M%p')
     return f'{start_time_and_date_string} to {end_time_string}'
 
@@ -236,12 +236,12 @@ def book_forever():
 def offer_booking(sitter_dict: dict, booking_string: str) -> None:
     message = f'{sitter_dict["name"].title()}, are you available to babysit on {booking_string}?'
     twilio_client.api.account.messages.create(to=sitter_dict['num'],
-                                              from_=BOOKER_NUM,
+                                              from_=BOT_NUM,
                                               body=message)
 
 
 def update_client(string: str) -> None:
-    twilio_client.api.account.messages.create(to=MY_CELL, from_=BOOKER_NUM, body=string)
+    twilio_client.api.account.messages.create(to=MY_CELL, from_=BOT_NUM, body=string)
 
 
 def has_phone_num(string):
@@ -249,19 +249,19 @@ def has_phone_num(string):
 
 
 def request_booking(body: str) -> Tuple[datetime.datetime, datetime.time]:
-    session_start, session_end = parse_booking_request(body)
+    session_start_datetime, session_end_time = parse_booking_request(body)
     global bookings
     bookings = load_from_pickle('bookings')
-    bookings[(session_start, session_end)] = {'offered': dict()}
+    bookings[(session_start_datetime, session_end_time)] = {'offered': dict()}
     persist_bookings()
-    return session_start, session_end
+    return session_start_datetime, session_end_time
 
 
 def parse_booking_request(body: str) -> Tuple[datetime.datetime, datetime.time]:
     start_string, end_string = body.split(' to ')
-    session_start = cal.parseDT(start_string)[0]
+    session_start_datetime = cal.parseDT(start_string)[0]
     session_end_time = datetime.time(cal.parse(end_string)[0].tm_hour)
-    return session_start, session_end_time
+    return session_start_datetime, session_end_time
 
 
 def add_sitter(body: str) -> Tuple[str, str]:
@@ -306,5 +306,5 @@ if __name__ == '__main__':
                   'I\'ll try to book one of our sitters!')
     p = Process(target=book_forever)
     p.start()
-    app.run(debug=True, port=8000)
+    app.run(debug=True, port=8000, use_reloader=False)
     p.join()