INNER CODE UNIT · Python

move_atomic

BigDataBiology/SemiBin · SemiBin/atomicwrite.py:99

def move_atomic(src, dst):
    '''
    Move ``src`` to ``dst``. There might a timewindow where both filesystem
    entries exist. If ``dst`` already exists, :py:exc:`FileExistsError` will be
    raised.

    Both paths must reside on the same filesystem for the operation to be
    atomic.
    '''
    return _move_atomic(src, dst)


class AtomicWriter(object):
    '''
    A helper class for performing atomic writes. Usage::

        with AtomicWriter(path).open() as f:
            f.write(...)

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