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I want to work with the error message from an exception but can’t seem to convert it to a string. I’ve read the os library man page but something is not clicking for me.
Printing the error works:
try: os.open("test.txt", os.O_RDONLY) except OSError as err: print ("I got this error: ", err)
But this does not:
try: os.open("test.txt", os.O_RDONLY) except OSError as err: print ("I got this error: " + err) TypeError: Can't convert 'FileNotFoundError' object to str implicitly
In my experience what you want is
repr(err), which will return both the exception type and the message.
str(err) only gives the message.
From the docs for
All non-keyword arguments are converted to strings like str() does and written to the stream
So in the first case, your error is converted to a string by the