2Shirt
ff1044a401
* Before the '_1000' path would be returned incorrectly * If a non-existant path wasn't found that is
96 lines
2.2 KiB
Python
96 lines
2.2 KiB
Python
"""WizardKit: I/O Functions"""
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# vim: sts=2 sw=2 ts=2
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import logging
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import os
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import pathlib
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import shutil
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# STATIC VARIABLES
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LOG = logging.getLogger(__name__)
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# Functions
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def delete_empty_folders(path):
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"""Recursively delete all empty folders in path."""
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LOG.debug('path: %s', path)
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# Delete empty subfolders first
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for item in os.scandir(path):
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if item.is_dir():
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delete_empty_folders(item.path)
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# Attempt to remove (top) path
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try:
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delete_folder(path, force=False)
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except OSError:
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# Assuming it's not empty
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pass
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def delete_folder(path, force=False, ignore_errors=False):
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"""Delete folder if empty or if forced.
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NOTE: Exceptions are not caught by this function,
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ignore_errors is passed to shutil.rmtree to allow partial deletions.
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"""
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LOG.debug(
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'path: %s, force: %s, ignore_errors: %s',
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path, force, ignore_errors,
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)
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if force:
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shutil.rmtree(path, ignore_errors=ignore_errors)
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else:
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os.rmdir(path)
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def delete_item(path, force=False, ignore_errors=False):
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"""Delete file or folder, optionally recursively.
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NOTE: Exceptions are not caught by this function,
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ignore_errors is passed to delete_folder to allow partial deletions.
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"""
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LOG.debug(
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'path: %s, force: %s, ignore_errors: %s',
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path, force, ignore_errors,
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)
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path = pathlib.Path(path)
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if path.is_dir():
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delete_folder(path, force=force, ignore_errors=ignore_errors)
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else:
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os.remove(path)
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def non_clobber_path(path):
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"""Update path as needed to non-existing path, returns pathlib.Path."""
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LOG.debug('path: %s', path)
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path = pathlib.Path(path)
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name = path.name
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new_path = None
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suffix = ''.join(path.suffixes)
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name = name.replace(suffix, '')
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# Bail early
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if not path.exists():
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return path
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# Find non-existant path
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for _i in range(1000):
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test_path = path.with_name(f'{name}_{_i}').with_suffix(suffix)
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if not test_path.exists():
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new_path = test_path
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break
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# Raise error if viable path not found
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if not new_path:
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raise FileExistsError(new_path)
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# Done
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LOG.debug('new path: %s', new_path)
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return new_path
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if __name__ == '__main__':
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print("This file is not meant to be called directly.")
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