[issue38548] open() and file.write() without file.close()

STINNER Victor added the comment: The issue is a duplicate of bpo-17852. -- nosy: +vstinner resolution: -> duplicate stage: -> resolved status: open -> closed superseder: -> Built-in module _io can lose data from buffered files in reference cycles

[issue38548] open() and file.write() without file.close()

New submission from kryptomatrix : Consider the following program: f = open("out.txt", "w") f.write("abc\n") exit(0) Please note the absence of f.close(). The documentation https://docs.python.org/3/tutorial/inputoutput.html#reading-and-writing-files says that you should use f.close() or with