Parameters starting with - or -- are usually considered optional. All other parameters are positional parameters and as such required by design (like positional function arguments). It is possible to …

In Java, What exactly is Parsing? Why are they used? For example: Integer.parseInt(...), and parsing a string?

I am trying to pass a list as an argument to a command line program. Is there an argparse option to pass a list as option? parser.add_argument ('-l', '--list', type=list, acti...

I would like to use argparse to parse boolean command-line arguments written as "--foo True" or "--foo False". For example: my_program --my_boolean_flag False However, the following test code does...

Because the parser keeps track of this information at each step, and not just when it needs to make the decision, the LR (1) parser is substantially more powerful and precise than any of the LR (0), SLR …

What's the easiest, tersest, and most flexible method or library for parsing Python command line arguments?

option = parser.parse_args() If you do pass sys.argv to parse_args, then the path or name of the script itself is the first item in sys.argv and thus becomes the value of option.filename. The hehe then …

dom-parser: regex-based DOM parser that implements a few DOM methods like getElementById. Since parsing HTML with regular expressions is a very bad idea I wouldn't recommend this one for production.

I want to accept a directory path as user input in an add_argument() of ArgumentParser(). So far, I have written this: import argparse parser = argparse.ArgumentParser() parser.add_argument('path',

It's much more difficult for a bottom-up parser to "cheat" than for a top-down one: "And bottom-up parsing was very unfriendly to custom hacks, which made every shortcoming loom large. It is much …