Refer to the documents available online such as: Python 2.7.2 Tutorial, Python 2.7.2 Reference Manual or Python 2.7.2 Library Reference for details about all the features listed in the paragraphs below.
More:
Operators, statements, functions
Built-in Functions
Built-in Constants
Truth Value Testing
Boolean Operations
Comparisons
Numeric Types: Integer, Long Integer and Floating Point
Numeric Types: Integer and Long Integer
Numeric Types: Floating Point
Numeric Types: Complex
Iterator Types
Generator Types
Sequence Types: String, List, Tuple, Bytearray, Buffer and Xrange
Sequence Types: Unicode
Sequence Types: String
Mutable Sequence Types: List and Bytearray
Set Types: Set and Frozenset
Mapping Types: Dictionary
File Objects
Memoryview Objects
Module Objects
Classes and Class Instances
Function Objects
Method Objects
Code objects
Type Objects
Null Object
Ellipsis Object
NotImplemented Object
Internal Types: Frame Objects
Internal Types: Traceback Objects
Slice Objects
Built-in Exceptions
Built-in Modules: marshal
Built-in Modules: imp
Built-in Modules: _ast
Built-in Modules: __main__
Built-in Modules: __builtin__
Built-in Modules: sys
Built-in Modules: exceptions
Built-in Modules: gc
Built-in Modules: _warnings
Built-in Modules: _md5
Built-in Modules: binascii
Built-in Modules: _sre
Built-in Modules: _weakref
Built-in Modules: _symtable
Built-in Modules: _functools
Built-in Modules: _socket
Built-in Modules: time
Built-in Modules: posix
Built-in Modules: thread
Built-in Modules: signal
Built-in Modules: errno
Built-in Modules: cStringIO
Built-in Modules: math
Library Modules