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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 newBuild(self, requests):
 """Create a new Build instance. @param requests: a list of buildrequest dictionaries describing what is to be built """

        b = self.buildClass(requests)
        b.useProgress = self.useProgress
        b.workdir = self.workdir
        b.setStepFactories(self.steps)
        return b