Made Flake8 changes

Author: abhinand5

simple_plagiarism_detector/simple-plagiarism-detector.py

@@ -42,13 +42,13 @@ def text_to_vector(text):
     text2 = file2.read().replace("\n", " ")
 
     if len(text1) == 0 and len(text2) == 0:
-        print(f"given text files were empty, imputing '1' as place holder")
+        print("given text files were empty, imputing '1' as place holder")
         text1 = '' + '1'
         text2 = '' + '1'
 
     vector1 = text_to_vector(text1)
     vector2 = text_to_vector(text2)
-    
+
     cosine = round(get_cosine(vector1, vector2), 2)
 
     print("Similarity Score:", cosine)