importstring# load doc into memorydefload_doc(filename):# open the file as read onlyfile = open(filename,'r')# read all texttext = file.read()# close the filefile.close()returntext# extract descriptions for ima
AI代码解释 1from sysimportargv23script,input_file=argv45defprint_all(f):6print(f.read())78defrewind(f):9f.seek(0)1011defprint_a_line(line_count,f):12print(line_count,f.readline())1314current_file=open(input_file)1516print("First let's print the whole file:\n")1718print_all(curren...
可以让 wholeTextFiles 方法帮我们决定。 # 我在 files 目录中生成了 100 个小文件(每个文件里面只有一个字符串 "hello")# 如果使用 textFile 读取,那么 RDD 会有 100 个分区>>>rdd = sc.textFile("hdfs://satori001:9000/files")>>>rdd.getNumPartitions()100# 而使用 wholeTextFiles 读取,那么只有两...
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1fromsysimportargv23script, input_file = argv45defprint_all(f):6print(f.read())78defrewind(f):9f.seek(0)1011defprint_a_line(line_count, f):12print(line_count, f.readline())1314current_file =open(input_file)1516print("First let's print the whole file:\n")1718print_all(current_...
""" @author: santanu """ import numpy as np import pandas as pd import argparse ''' Ratings file preprocessing script to create training and hold out test datasets ''' def process_file(infile_path): infile = pd.read_csv(infile_path,sep='\t',header=None) infile.columns = ['userId'...
line 34, in <module> exec(compile(__file__f.read(), __file__, "exec")) File "...
f.readlines() 方法将整个文件读到内存并且返回一个以文件行为内容组成的列表。f.read() 方法读取整个文件并将内容放到一个字符串中,这样便于一次处理全部文本,例如我们后面会讨论到的正则表达式。 对于写操作,f.write(string) 方法是最简单的将数据写到已打开文件的方法。或者你可以对一个已打开的文件使用 “print...
import numpy as np import matplotlib.pyplot as plt from wordcloud import WordCloud, STOPWORDS d = path.dirname(__file__) # Read the whole text. text = open(path.join(d, 'alice.txt')).read() # read the mask image # taken from ...
import tensorflow as tf files = ['a.bin'] filename_queue = tf.train.string_input_producer(files, num_epochs=1) reader = tf.WholeFileReader() _, value = reader.read(filename_queue) value = tf.decode_raw(value, tf.float32) sv = tf.train.Supervisor() with sv.managed_session() as ...