Update preprocessing.py

preprocessing.py

@@ -46,26 +46,7 @@ def undo_contractions(phrase):
     phrase = re.sub(r"[\'’]m", " am", phrase)
     return phrase
 
-emoji_regex = re.compile("["
-    u"\U0001F600-\U0001F64F"  # emoticons
-    u"\U0001F300-\U0001F5FF"  # symbols & pictographs
-    u"\U0001F680-\U0001F6FF"  # transport & map symbols
-    u"\U0001F1E0-\U0001F1FF"  # flags (iOS)
-    u"\U00002500-\U00002BEF"  # chinese char
-    u"\U00002702-\U000027B0"
-    u"\U00002702-\U000027B0"
-    u"\U000024C2-\U0001F251"
-    u"\U0001f926-\U0001f937"
-    u"\U00010000-\U0010ffff"
-    u"\u2640-\u2642" 
-    u"\u2600-\u2B55"
-    u"\u200d"
-    u"\u23cf"
-    u"\u23e9"
-    u"\u231a"
-    u"\ufe0f"  # dingbats
-    u"\u3030"
-                  "]+", re.UNICODE)
+emoji_regex = ''
 
 def preprocess_reviews(reviews):
   reviews['text'] = reviews['title'] + ' . ' + reviews['review']