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Parsing options in the form "-C8"

From: irenezerafa
Subject: Parsing options in the form "-C8"
Date: Tue, 16 Nov 2021 20:27:15 +0000

‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
On Tuesday, November 16th, 2021 at 8:15 PM, Dennis Williamson 
<> wrote:

> On Tue, Nov 16, 2021, 1:28 PM irenezerafa via <> wrote:
>> I want to parse options in the following way "-C8", with the option being -C 
>> and the value being `8`. What can
>> I do to implement the functionality?
> Bash does not have the features you're looking for. I'm not aware of a 
> third-party utility to use with Bash that has them either (getopt is 
> problematic),

You are right. I am doing the functionality myself using bash constructs 
(string manipulations, conditionals, etc, ...)

> The Python core module called argparse does much of what you want and is rich 
> with features and is easy to use, easy to extend and code to supplement its 
> functionality (for example, to do unusual mutual exclusion) is easy to write. 
> By far the most sensible thing to do if you are going to use Python to write 
> your argument processor would be to write your whole program in Python. But 
> it's conceivable that you could process your args in Python and write the 
> rest of your program in Bash. But don't do that.

Could one run python things from the terminal. Another problem is that python 
is too slow for me to use.

> Don't assemble an engine using a very good pair of pliers when a very good 
> socket wrench is within a hand's reach.

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