/** * Read a text file from HDFS, a local file system (available on all nodes), or any * Hadoop-supported file system URI, and return it as an RDD of Strings. */ def textFile( path: String, minPartitions: Int = defaultMinPartitions): RDD[String] = wi…
用NumPy genfromtxt导入数据 NumPy provides several functions to create arrays from tabular data. We focus here on the genfromtxt function. In a nutshell, genfromtxt runs two main loops. The first loop converts each line of the file in a sequence of strings…