Python for loop syntax

• numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
  for x in numbers:
    print(x)
  

  For loop syntax in python, for loop is used for iterating over a sequence that can be either a list, a tuple, a dictionary, a set, or a string. You have to just pass the comma separated value as a list and you can also pass string value. With the for loop we can execute a set of statements, once for each item in a list.
• for letter in 'Python language':     
     print 'Current Letter :', letter
  

  Python for loop on string, you can use for loop on string. In python strings are iterable objects, they contain a sequence of characters. You can print each character of a string one by one and whitespace is also treated as a character in for loop.
• list_of_lists = [ [1, 2, 3], [4, 5, 6], [7, 8, 9]]
  for list in list_of_lists:
      for x in list:
          print(x)
  

  Python for loop over Lists of lists, you can use for loop on lists of lists.

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