Update app.py

app.py

@@ -172,8 +172,8 @@ import re, string, unicodedata
 import wikipedia as wk #pip install wikipedia
 from collections import defaultdict
 
-def wikipedia_data(sentence):
-    reg_ex = re.search('from wikipedia (.*)', sentence)#tell me about 
+def wikipedia_data(input_text):
+    reg_ex = re.search('from wikipedia (.*)', input_text)#tell me about 
     try:
         if reg_ex:
             topic = reg_ex.group(1)
@@ -208,7 +208,7 @@ def get_response(input_text):
     else:
         #if "From Wikipedia" in sentence:
         #if sentence:
-        robo_response = wikipedia_data(sentence)
+        robo_response = wikipedia_data(input_text)
         return robo_response