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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 in_template_path(fn):
 """ Return `fn` in template context, or in other words add `fn` to template path, so you don't need to write absolute path of `fn` in template directory manually. Args: fn (str):
 Name of the file in template dir. Return: str: Absolute path to the file. """

    return os.path.join(
        os.path.abspath(os.path.dirname(__file__)),
        "../templates",
        fn,
    )