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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 get_config(context):
 """ Return the formatted javascript for any disqus config variables. """


    conf_vars = ['disqus_developer',
                 'disqus_identifier',
                 'disqus_url',
                 'disqus_title',
                 'disqus_category_id'
                 ]

    js = '\tvar {} = "{}";'

    output = [js.format(item, context[item]) for item in conf_vars \
              if item in context]

    return '\n'.join(output)