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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 set_os_environ(self):
 """ Will load any environment variables found in the manifest file into the current process for use by applications. When apps run in cloud foundry this would happen automatically. """

        for key in self.manifest['env'].keys():
            os.environ[key] = str(self.manifest['env'][key])