How do I check whether a file exists, using Python, without using a try statement? Now available since Python 3.4, import and instantiate a Path object with the file name, and check the is_file …

Which is the preferred way to check if a file exists and if not create it?

133 Python 3.4 introduced the pathlib module into the standard library, which provides an object oriented approach to handle filesystem paths. The is_dir() and exists() methods of a Path …

Aug 2, 2011 · os.path.exists(path) Return True if path refers to an existing path. Returns False for broken symbolic links. On some platforms, this function may return False if permission is not …

Mar 24, 2010 · $ python >>> import os >>> os.path.getsize('empty-file.txt.gz') 35 >>> os.stat("empty-file.txt.gz").st_size == 0 False $ gzip -cd empty-file.txt.gz | wc 0 0 0 So you …

Mar 9, 2016 · It's possible that the file could be removed, created, or otherwise interfered with before your code opens it. If you simply want to know whether a path exists at the time you …

Jun 1, 2012 · As of Python 3.8, use pathlib.Path.unlink with the missing_ok=True kwarg (docs here). Otherwise, a try/except block is the best way to do it as it is thread-safe (unlike an if/else …

Feb 26, 2015 · 64 To check whether file is present and is not empty, you need to call the combination of os.path.exists and os.path.getsize with the "and" condition. For example:

Nov 21, 2015 · I would like to know if a key exists in boto3. I can loop the bucket contents and check the key if it matches. But that seems longer and an overkill. Boto3 official docs explicitly …

Dec 6, 2015 · Usando Python, ¿cómo verifico si un archivo existe?, sin usar la sentencia try. Pregunta original: Check whether a file exists using Python de spence91