variables in for loops python code example

Example 1: for i in a for j in a loop python

for i, j in zip(range(x), range(y)):
  ...

Example 2: how to create a break in iterating a sequence with a specific set of values in python

>>> d = {'foo': 1, 'bar': 2, 'baz': 3}
>>> for k, v in d.items():
...     print('k =', k, ', v =', v)
...
k = foo , v = 1
k = bar , v = 2
k = baz , v = 3