Question

How to remove all strings from a list with strings and numbers in Python

Answer 1

lst = ['java', 3.14, 'python', 1.2, 'php', 98, 12] 
 
lst = [e for e in lst if isinstance(e, (int, float))]
   
print(lst) 
      
 

        
'''
run:
 
[3.14, 1.2, 98, 12]
        
'''

 

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Answer 2

lst = ['java', 3.14, 'python', 1.2, 'php', 98, 12] 
 
lst = [e for e in lst if not isinstance(e, str)]
   
print(lst) 
      
 

        
'''
run:
 
[3.14, 1.2, 98, 12]
        
'''

 

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Answer 3

lst = ['java', 3.14, 'python', 1.2, 'php', 98, 12] 
 
lst = list(filter(lambda e: isinstance(e, (int, float)), lst))
   
print(lst) 
      
 

        
'''
run:
 
[3.14, 1.2, 98, 12]
        
'''

 

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