python list check empty code example

Example 1: python list empty

my_list = list()
# Check if a list is empty by its length
if len(my_list) == 0:
    pass  # the list is empty
# Check if a list is empty by direct comparison (only works for lists)
if my_list == []:
    pass  # the list is empty
# Check if a list is empty by its type flexibility **preferred method**
if not my_list:
    pass  # the list is empty

Example 2: can python tell if a list is empty

>>> if len(a)==0:
    print ("list is empty")
else:
    print ("list is not empty")

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