Update app.py

app.py

@@ -66,7 +66,7 @@ class DataList:
         df1['Type'] = df1['Type'].fillna("").astype(str);
         df2= df1[df1.Type.str.contains('|'.join(filter_names2),case=False, regex=True)]
         df2['Hashtags'] = df2['Hashtags'].fillna("").astype(str);
-        df3= df2[df2.Hashtags.str.contains('|'.join(filter_names3),case=False, regex=True)]
+        df3= df2[df2.Hashtags.str.contains('|'.join(map(re.escape, filter_names3)),case=False, regex=True)]
         return df3
 
     @staticmethod