Laurent AJDNIK

Add a `Raises:` section in docstrings where needed

8

As specified in https://google.github.io/styleguide/pyguide.html#doc-function-raises. Only two functions (in `simresults.py`) currently have such a section, whereas so many of them can raise Errors.

Consistency for `Error` messages

7

There are sooooooo many ways to write an Error message. For instance when starting the message: * "The number of qubits..." * "'n_qubits'..." * "The number of qubits 'n_qubits'..." Then...

Feature proposal: Provide standalone QIR passes

6

This follows: * a demonstration of "QIR passes" in Python by @LaurentAjdnik on Apr. 14, 2022 * a discussion during the "QIR²" community call on May 19, 2002 QAT includes/mimics/relies...