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Bookmark or Share- python - What is print (f"...") - Stack OverflowIn Python 3.6, the f-string, formatted string literal, was introduced().In short, it is a way to format your string that is more readable and fast.
- How to print the full traceback without halting the program?print(sys.exc_info()) returns the whole tuple and looks like (
, UnicodeDecodeError('utf-8', b'\x81', 0, 1, 'invalid start byte'), ) So indeed traceback.format_exc() is really superior because that prints Traceback (most recent call last): File " - Echo newline in Bash prints literal \n - Stack OverflowThis merely prints \n: $ echo -e "Hello,\nWorld!" Hello,\nWorld! For those saying "it works for me", the behavior of echo varies quite a bit between versions. Some will even print the "-e" as part of their output. If you want predictable behavior for anything nontrivial, use printf instead (as in @sth's answer). I could not get any of the ...
- What does %s and %d mean in printf in the C language?%s is for string %d is for decimal (or int) %c is for character. It appears to be chewing through an array of characters, and printing out whatever string exists starting at each subsequent position.
- How can I flush the output of the print function?You can change the default for the print function by using functools.partial on the global scope of a module: import functools. print = functools.partial(print, flush=True) if you look at our new partial function, at least in Python 3: >>> print = functools.partial(print, flush=True) >>> print.
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