Source code for pyspark.files

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import os


__all__ = ['SparkFiles']


[docs]class SparkFiles(object): """ Resolves paths to files added through L{SparkContext.addFile()<pyspark.context.SparkContext.addFile>}. SparkFiles contains only classmethods; users should not create SparkFiles instances. """ _root_directory = None _is_running_on_worker = False _sc = None def __init__(self): raise NotImplementedError("Do not construct SparkFiles objects") @classmethod
[docs] def get(cls, filename): """ Get the absolute path of a file added through C{SparkContext.addFile()}. """ path = os.path.join(SparkFiles.getRootDirectory(), filename) return os.path.abspath(path)
@classmethod
[docs] def getRootDirectory(cls): """ Get the root directory that contains files added through C{SparkContext.addFile()}. """ if cls._is_running_on_worker: return cls._root_directory else: # This will have to change if we support multiple SparkContexts: return cls._sc._jvm.org.apache.spark.SparkFiles.getRootDirectory()