The modules described in this chapter provide miscellaneous services that are available in all Python versions. Here's an overview:
| math | Mathematical functions (sin() etc.). |
| cmath | Mathematical functions for complex numbers. |
| random | Generate pseudo-random numbers with various common distributions. |
| whrandom | Floating point pseudo-random number generator. |
| bisect | Array bisection algorithms for binary searching. |
| array | Efficient arrays of uniformly typed numeric values. |
| ConfigParser | Configuration file parser. |
| fileinput | Perl-like iteration over lines from multiple input streams, with ``save in place'' capability. |
| calendar | General functions for working with the calendar, including some emulation of the Unix cal program. |
| cmd | Build line-oriented command interpreters; this is used by module pdb. |
| shlex | Simple lexical analysis for Unix shell-like languages. |