kevinavery

import numpy as np

def loadSparseMatrix(filename):
    """
    Loads the sparse matrix in text file `filename` assuming the
    Matlab format.

    Each row of the file should specify the non-zero value
    at a particular location, using 1 based indexes, formatted as follows:

kevinavery

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kevinavery

import akka.stream.{Attributes, Outlet, Inlet, FlowShape}
import akka.stream.stage.{OutHandler, InHandler, GraphStageLogic, GraphStage}
import akka.util.ByteString

/**
 * Converts a stream of ByteString into a stream of Strings based on newlines.
 */
class BytesToLinesFlow extends GraphStage[FlowShape[ByteString, String]] {
  val in = Inlet[ByteString]("BytesToLinesFlow.in")
  val out = Outlet[String]("BytesToLinesFlow.out")