unlock
Unlocks a region of a file on Windows systems using the Win32 API, specifically by obtaining the operating system file handle and calling UnlockFileEx.
def unlock(
f: file_descriptor_or_object
) - > boolean
Releases a previously acquired lock on a file using the Windows UnlockFileEx API. This function is used to allow other processes to access a file region that was locked for exclusive or shared access.
Parameters
| Name | Type | Description |
|---|---|---|
| f | file_descriptor_or_object | The file object or integer file descriptor to be unlocked. This is used to retrieve the underlying Windows OS handle. |
Returns
| Type | Description |
|---|---|
boolean | True if the file was successfully unlocked, False otherwise. |