Alphabetical - I

id	Returns the identity of an object (built-in).
img	Returns test (numpy).
in	operator
inf	Returns floating-point positive infinity. (math).
input	Returns a line from standard input (built-in).
int	Returns the number converted to an integer (built-in).
interp	Returns test (numpy).
is	(operator) Returns operator
isclose	Returns test (math).
isfinite	Returns True if x is neither infinite nor NaN. (math).
isinf	Returns True if x is a positive or negative infinity. (math).
isinstance	Returns True if the object is an instance of the class (built-in).
isnan	Returns True if x is a NaN (not a number). (math).
isqrt	Returns the integer square root of the nonnegative integer n (math).
issubclass	Returns True if the object is a subclass of the class (built-in).
iter	Returns an iterator object (built-in).

id Returns the identity of an object (built-in).
img Returns test (numpy).
in operator
inf Returns floating-point positive infinity. (math).
input Returns a line from standard input (built-in).
int Returns the number converted to an integer (built-in).
interp Returns test (numpy).
is (operator) Returns operator
isclose Returns test (math).
isfinite Returns True if x is neither infinite nor NaN. (math).
isinf Returns True if x is a positive or negative infinity. (math).
isinstance Returns True if the object is an instance of the class (built-in).
isnan Returns True if x is a NaN (not a number). (math).
isqrt Returns the integer square root of the nonnegative integer n (math).
issubclass Returns True if the object is a subclass of the class (built-in).
iter Returns an iterator object (built-in).