LANGUAGE » PYTHON

Built-in

Last updated:
Reference:docs.python.org

Common ​

python
## Math
max(3, 4, 5)
min(3, 4, 5)
abs(-7)
sum(2, 3, 4)
round(3.14)  # Default 0 decimal digits
round(3.14, 1)  # 1 decimal digits

## Cast
str(3.14)
int(3.14)
float(3)

## Type
type(3.14) # == float
isinstance(3.14, float)

## Delete variable
del my_variable

## Console interaction
word = raw_input("Enter a word: ")

Print ​

Print objects to the text stream file, separated by sep and followed by end.

python
print(objects, sep=' ', end='\n', file=sys.stdout, flush=False)
print(objects, sep=' ', end='\n', file=sys.stderr, flush=False)

Example of printing without newline:

python
print('Hello', end='')

Variables ​

Check if a variable is defined:

python
'my_local' in locals()
'MY_GLOBAL' in globals()

Return the __dict__ attribute for a module, class, instance, or any other object with a __dict__ attribute.

python
vars(instance)

Function / method name ​

Get the function or method (with class name) as string.

python
func.__name__
func.__qualname__