Python in a Nutshell, Second Edition (In a Nutshell)

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UDP echo servers 

UDPServer class 

ufunc object

    accumulate attribute 

    attributes 

    outer attribute 

    reduce attribute 

    reduceat attribute 

ufuncs (universal functions), Numeric module 

unalias command (pdb module) 

unbind method (Widget object) 

unbind_all method (Widget object) 

unbinding  [See references, unbinding]

unbound methods  2nd  [See also methods][See also methods]

UnboundLocalError exception 

undef_macros argument (distutils Extension class) 

underscore (_)

    class-private variables 

    gettext module 

    identifiers  2nd 

    interactive sessions 

    module-private variables 

    special methods 

ungetch function (msvcrt module) 

unichr function (built-in) 

Unicode

    alphanumeric designation 

    converting strings to 

UNICODE attribute (re module) 

Unicode Character Database 

__unicode__ special method 

Unicode strings  2nd 

    codecs module 

    encoding/decoding 

    as immutable sequences 

    Tkinter and 

unicode type (built-in)  2nd  3rd  4th 

unicodedata module 

UnicodeError exception 

uniform method (Random object) 

Uniform Resource Locators  [See URLs]

unit testing 

    large amounts of data 

unittest module 

    TestCase class 

universal newlines 

Unix

    binary/text file modes 

    dbm module 

    installing Python from source 

    mmap function 

    permission bits 

        copying 

    Python IDEs 

    running Python scripts 

    text editors with Python support 

Unix-to-Unix (UU) encoding 

unknown_charref method (sgmllib module) 

unknown_endtag method (sgmllib module) 

unknown_entityref method (sgmllib module) 

unknown_starttag method (sgmllib module) 

unlink function (os module) 

unpack function (struct module) 

Unpickler function (pickle/cPickle modules) 

unpost method (Menu object) 

unquote function

    urllib module 

    Utils module 

unquote_plus function (urllib module) 

unzip program 

up command (pdb module) 

update method

    dictionary object 

    Widget object 

update_idletasks method (Widget object) 

upper method (string object) 

uppercase attribute (string module) 

URL access 

    authentication 

    urllib module 

        FancyURLopener class (urllib module) 

    urllib2 module 

        OpenDirector class 

        Request class 

    urlparse module 

url argument (distutils setup function) 

URL file-like object

    close method 

    geturl method 

    info method 

    read method 

    readline method 

    readlines method 

urlcleanup function (urllib module) 

urlencode function (urllib module) 

urljoin function (urlparse module) 

urllib module  2nd 

    FancyURLopener class 

    quote function 

    quote_plus function 

    unquote function 

    unquote_plus function 

    urlcleanup function 

    urlencode function 

    urlopen function 

    urlretrieve function 

urllib2 module  2nd 

    build_opener function 

    install_opener function 

    OpenDirector class 

    OpenerDirector class, handler classes 

    Request class 

    urlopener function 

urlopen function

    urllib module 

    urllib2 module 

urlparse module  2nd 

    urljoin function 

    urlsplit function 

    urlunsplit function 

urlretrieve function (urllib module) 

URLs (Uniform Resource Locators)  2nd 

    access to network protocols  [See URL access]

    analyzing/synthesizing 

    outgoing 

    reading data from 

urlsplit function (urlparse module) 

urlunsplit function (urlparse module) 

use_rawinput attribute (cmd module) 

Usenet News  [See network news]

user customization 

user input, errors depending on 

user method (POP3 object) 

user module 

UserDict class (UserDict module) 

UserDict module

    data attribute 

    UserDict class 

UserList class (UserList module) 

UserList module

    data attribute 

    UserList class 

UserString class (UserString module) 

UserString module

    data attribute 

    UserString class 

UserWarning class 

UTC (Coordinated Universal Time) 

utc function (mx.DateTime module) 

utctime function (mx.DateTime module) 

Utils module (email package) 

    decode function 

    dump_address_pair function 

    encode function 

    formatdate function 

    getaddresses function 

    mktime_tz function 

    parseaddr function 

    parsedate function 

    parsedate_tz function 

    quote function 

    unquote function 

utime function (os module) 

UU (Unix-to-Unix) encoding 

uu module 

    decode function 

    encode function 

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