"SetValueEx(key, value_name, reserved, type, value) - Stores data in the value field of an open registry key.\n"
"\n"
"key is an already open key, or any one of the predefined HKEY_* constants.\n"
-"sub_key is a string that names the subkey with which the value is associated.\n"
+"value_name is a string containing the name of the value to set, or None\n"
"type is an integer that specifies the type of the data. This should be one of:\n"
" REG_BINARY -- Binary data in any form.\n"
" REG_DWORD -- A 32-bit number.\n"