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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def development_verify():
 """Populate template and compare to ``DEVELOPMENT.rst`` Raises: ValueError: If the current ``DEVELOPMENT.rst`` doesn't agree with the expected value computed from the template. """

    with open(DEVELOPMENT_TEMPLATE, "r") as file_obj:
        template = file_obj.read()
    expected = template.format(revision=REVISION, rtd_version=RTD_VERSION)
    with open(DEVELOPMENT_FILE, "r") as file_obj:
        contents = file_obj.read()
    if contents != expected:
        err_msg = "\n" + get_diff(
            contents,
            expected,
            "DEVELOPMENT.rst.actual",
            "DEVELOPMENT.rst.expected",
        )
        raise ValueError(err_msg)

    else:
        print("DEVELOPMENT.rst contents are as expected.")