how to declare an empty list in python code example

Example 1: python remove empty list

list2 = filter(None, list1)

Example 2: py create empty list

# declare list 
a = []          
  
print("Values of a:", a) 
print("Type of a:  ", type(a)) 
print("Size of a:  ", len(a))      

# Output:
# > Values of a: []
# > Type of a:   <class 'list'>
# > Size of a:   0

Example 3: empty list in python

# Python program to declare 
# empty list 

# list is declared 
a = []

Example 4: declare an empty list in python

num = list()