Update app.py

app.py

@@ -13,7 +13,7 @@
 
 # Commented out IPython magic to ensure Python compatibility.
 
-import io
+
 import random
 import matplotlib.pyplot as plt
 import nltk
@@ -32,7 +32,8 @@ import textract
 import urllib.request
 import nltk.corpus  
 from nltk.text import Text
-from io import StringIO
+import io
+from io import StringIO,BytesIO
 import sys 
 import pandas as pd
 import cv2
@@ -204,7 +205,7 @@ def analysis(Manifesto,Search):
   #plt.savefig('./sentimentAnalysis.png')
   #plt.clf()
   plt.tight_layout()
-  buf = io.BytesIO()
+  buf = BytesIO()
   plt.savefig(buf)
   buf.seek(0)
   img1 = Image.open(buf)