python-variable-Number type

Number

Shaping int

Float type float

BOOL True (=1) False (=0)

BOOL Type judgment

0, None, empty string, empty list, empty tuple, empty dictionary, empty set is false, others are false

None is a nonetype type

Floating-point numbers participate in the result of floating-point numbers

1. Division result is floating point number/

2. Rounding//

To view the data types type ()

Computer Metering mode 10 binary 2 binary 8 binary 16 binary

10 binary: 0 1 2 ... 9

2 binary: 0 1

8 binary: 0 1 2 ... 7

16 binary: 0 1 ... 9 A ... F

Binary representation and Conversion

10 binary not prefixed int ()

2 binary 0b bin ()

8 binary 0o Oct ()

16 binary 0x Hex ()

python-variable-Number type