winreg.DeleteValue(key, value) Removes a named value from a registry key. key is an

add_file(file, src=None, version=None, language=None) Add a file to the current component of the directory, starting a new one

msvcrt.get_osfhandle(fd) Return the file handle for the file descriptor fd. Raises

SummaryInformation.GetPropertyCount() Return the number of summary properties, through MsiSummaryInfoGetPropertyCount()

winreg.EnableReflectionKey(key) Restores registry reflection for the specified disabled key. key

add(name, x, y, width, height, text, value=None) Add a radio button named name to the group, at the coordinates x

Record.GetInteger(field) Return the value of field as an integer where possible. field must be an integer

SummaryInformation.Persist() Write the modified properties to the summary information stream, using MsiSummaryInfoPersist()

msvcrt.putwch(unicode_char) Wide char variant of putch(), accepting a Unicode value.

msvcrt.open_osfhandle(handle, flags) Create a C runtime file descriptor from the file handle handle. The flags