Windows environment variables available for python07.12.13

from os import path, environ
  environ['APPDATA']

ALLUSERSPROFILE 	Local returns the location of the All Users Profile.
APPDATA 	Local returns the location where applications store data by default.
CD 	Local returns the current directory string.
CMDCMDLINE 	Local returns the exact command line used to start the current cmd.exe.
CMDEXTVERSION 	System returns the version number of the current Command Processor Extensions.
COMPUTERNAME 	System returns the name of the computer.
COMSPEC 	System returns the exact path to the command shell executable.
DATE 	System returns the current date. This variable uses the same format as the date /t command. Cmd.exe generates this variable. For more information about the date command, see the Date command.
ERRORLEVEL 	System returns the error code of the most recently used command. A non-0 value usually indicates an error.
HOMEDRIVE 	System returns which local workstation drive letter is connected to the user's home directory. This variable is set based on the value of the home directory. The user's home directory is specified in Local Users and Groups.
HOMEPATH 	System returns the full path of the user's home directory. This variable is set based on the value of the home directory. The user's home directory is specified in Local Users and Groups.
HOMESHARE 	System returns the network path to the user's shared home directory. This variable is set based on the value of the home directory. The user's home directory is specified in Local Users and Groups.
LOGONSEVER 	Local returns the name of the domain controller that validated the current logon session.
NUMBER_OF_PROCESSORS 	System specifies the number of processors installed on the computer.
OS 	System returns the OS name. Windows XP and Windows 2000 display the OS as Windows_NT.
PATH 	System specifies the search path for executable files.
PATHEXT 	System returns a list of the file extensions that the OS considers to be executable.
PROCESSOR_ARCHITECTURE 	System returns the processor's chip architecture. Values: x86, IA64.
PROCESSOR_IDENTFIER 	System returns a description of the processor.
PROCESSOR_LEVEL 	System returns the model number of the computer's processor.
PROCESSOR_REVISION 	System returns the revision number of the processor.
PROMPT 	Local returns the command-prompt settings for the current interpreter. Cmd.exe generates this variable.
RANDOM 	System returns a random decimal number between 0 and 32767. Cmd.exe generates this variable.
SYSTEMDRIVE 	System returns the drive containing the Windows root directory (i.e., the system root).
SYSTEMROOT 	System returns the location of the Windows root directory.
TEMP or TMP 	System and User return the default temporary directories for applications that are available to users who are currently logged on. Some applications require TEMP and others require TMP.
TIME 	System returns the current time. This variable uses the same format as the time /t command. Cmd.exe generates this variable. For more information about the time command, see the Time command.
USERDOMAIN 	Local returns the name of the domain that contains the user's account.
USERNAME 	Local returns the name of the user currently logged on.
USERPROFILE 	Local returns the location of the profile for the current user.
WINDIR 	System returns the location of the OS directory

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Windows environment variables available for python07.12.13

Information Epoch 1770624275