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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 load_version():
 """Loads a file content"""

    filename = os.path.abspath(os.path.join(os.path.dirname(os.path.abspath(__file__)),
                                            "cpt", "__init__.py"))
    with open(filename, "rt") as version_file:
        conan_init = version_file.read()
        version = re.search("__version__ = '([0-9a-z.-]+)'", conan_init).group(1)
        return version