What are Reserved Keywords in Python?

Reserved words (also called keywords) are defined with predefined meaning and syntax in the language. These keywords have to be used to develop programming instructions. Reserved words can’t be used as identifiers for other programming elements like name of variable, function etc.

Following is the list of reserved keywords in Python 3

and
except
lambda
with
as
finally
nonlocal
while
assert
false
None
yield
break
for
not

class
from
or

continue
global
pass

def
if
raise

del
import
return

elif
in
True

else
is
try

Python 3 has 33 keywords while Python 2 has 30. The print has been removed from Python 2 as keyword and included as built-in function.

To check the keyword list, type following commands in interpreter −

>>> import keyword
>>> keyword.kwlist


Updated on: 14-Feb-2020

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