Most common words
To find the most common words, we can apply the DSU pattern; most_common takes a histogram and returns a list of word-frequency tuples, sorted in reverse order by frequency:
  
                      
Here is a loop that prints the ten most common words:
 
from Thinking in Python
 
                    
                     
                    
                 
                    
                
 
                
            
         
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浙公网安备 33010602011771号