Update app.py

Another TZ attempt using tzinfo

app.py

@@ -20,7 +20,7 @@ import pprint
 import pandas as pd
 import yfinance as yf
 from datetime import datetime, timedelta
-from zoneinfo import ZoneInfo
+import pytz
 
 
 load_dotenv(override=True)
@@ -63,10 +63,10 @@ class MathReasoning(BaseModel):
 def Client():
     return OpenAI(api_key = key)
 
-def etz_timedate():
-    utime = datetime.utcnow()
-    ltime = utime - timedelta(hours = 5)
-    return ltime 
+def etz_time():
+    eastern = pytz.timezone('US/Eastern')
+    ltime = datetime.now(eastern)
+    return ltime
 
 def get_stock_report():
     try:
@@ -100,7 +100,7 @@ def get_stock_report():
 
 def get_last_closing(symbol, timeout=10):
     try:
-        today = etz_timedate().today()
+        today = etz_time().today()
         if today.hour >= 16:
             today = today + timedelta(days=1)
         five_days_ago = today - timedelta(days=6)