Method fetchBlock

contrib/linearize/linearize-data.py:170–174

Fetch block contents from disk given extents

(self, extent)

		return "%s/blk%05d.dat" % (self.settings['input'], fn)

	def fetchBlock(self, extent):
		'''Fetch block contents from disk given extents'''
		with open(self.inFileName(extent.fn), "rb") as f:
			f.seek(extent.offset)
			return f.read(extent.size)

	def copyOneBlock(self):
		'''Find the next block to be written in the input, and copy it to the output.'''