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Specify format for input arguments argparse python

I have a python script that requires some command line inputs and I am using argparse for parsing them. I found the documentation a bit confusing and couldn't find a way to check for a format in the input parameters. What I mean by checking format is explained with this example script: ...
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What are the correct version numbers for C#?

What are the correct version numbers for C#? What came out when? Why can't I find any answers about C# 3.5 ? 12 Answers ...
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How to do Mercurial's 'hg remove' for all missing files?

I use this to remove a file from the repo: 4 Answers 4 ...
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Reading/parsing Excel (xls) files with Python

What is the best way to read Excel (XLS) files with Python (not CSV files). 12 Answers ...
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See what has been installed via MacPorts

Is there a way to see all I have installed via MacPorts? 1 Answer 1 ...
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Shorthand way for assigning a single field in a record, while copying the rest of the fields?

Let's say I have the following record ADT: 3 Answers 3 ...
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The difference between the Runnable and Callable interfaces in Java

...unnable and Callable interfaces when designing a concurrent thread in Java, why would you choose one over the other? 13 ...
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java.sql.SQLException: - ORA-01000: maximum open cursors exceeded

I am getting an ORA-01000 SQL exception. So I have some queries related to it. 13 Answers ...
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What does '--set-upstream' do?

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Enabling auto layout in iOS 6 while remaining backwards compatible with iOS 5

What is the best way to take advantage of the new auto layout features of iOS 6 while still providing compability with older devices on earlier versions of iOS? ...