Python: Essential Reference, Third Edition

Type Conversion

Sometimes it’s necessary to perform conversions between the built-in types. To convert between types you simply use the type name as a function. In addition, several built-in functions are supplied to perform special kinds of conversions. All of these functions return a new object representing the converted value.

Function	Description
int(x [,base])	Converts x to an integer. base specifies the base if x is a string.
long(x [,base] )	Converts x to a long integer. base specifies the base if x is a string.
float(x)	Converts x to a floating-point number.
complex(real [,imag])	Creates a complex number.
str(x)	Converts object x to a string representation.
repr(x)	Converts object x to an expression string.
eval(str)	Evaluates a string and returns an ...