rustpython 0.1.0

A python interpreter written in rust.
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import sys


def expect_cannot_fit_index_error(s, index):
    try:
        s[index]
    except IndexError:
        pass
    # TODO: Replace current except block with commented
    # after solving https://github.com/RustPython/RustPython/issues/322
    # except IndexError as error:
    #     assert str(error) == "cannot fit 'int' into an index-sized integer"
    else:
        assert False


MAX_INDEX = sys.maxsize + 1
MIN_INDEX = -(MAX_INDEX + 1)

test_str = "test"
expect_cannot_fit_index_error(test_str, MIN_INDEX)
expect_cannot_fit_index_error(test_str, MAX_INDEX)

test_list = [0, 1, 2, 3]
expect_cannot_fit_index_error(test_list, MIN_INDEX)
expect_cannot_fit_index_error(test_list, MAX_INDEX)