Adrian Gao

Add support for capturing group in tag inclusion.

1

This PR allows the use of capturing group when using regular expression to determine item inclusion by tags. If `tag_include_re` contains capturing group, the tags will be the concatenation of...

Doctest blocks are treated as a special case of literal blocks, without requiring the literal block syntax. Indentation is not required for doctest blocks. https://docutils.sourceforge.io/docs/ref/rst/restructuredtext.html#doctest-blocks

Line 27: `expected_return_vec = np.transpose(np.mat(self.data.mean()))` If your input data `self.data` is a matrix (np.ndarray) then `self.data.mean()` returns only a scalar. You may want to consider `self.data.mean(axis=0)`. Also I suggest you...