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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 find_name():
 """Only define name in one place"""

    name_file = read_file('__init__.py')
    name_match = re.search(r'^__package_name__ = ["\']([^"\']*)["\']',
                           name_file, re.M)
    if name_match:
        return name_match.group(1)
    raise RuntimeError('Unable to find name string.')