The split methods cut a string into parts based on the given separator parameter. With the optional second parameter we can control how many times the string is cut. str.split([sep[, maxsplit]]) Thestr.splitmethod returns a list of the words in the string, separated by the delimiter str...
# 进行字符串分割 temp_list = [i.split(",") for i in df["Genre"]] # 获取电影的分类 genre_list = np.unique([i for j in temp_list for i in j]) # 增加新的列,创建全为0的dataframe temp_df = pd.DataFrame(np.zeros([df.shape[0],genre_list.shape[0]]),columns=genre_list) 2...
text = "HelloWorld" result = text.split(",") print(result) # 输出: ['HelloWorld'] 此外,如果你指定了maxsplit参数,split方法只会进行指定次数的分割: sentence = "The quick brown fox jumps over the lazy dog" words = sentence.split(" ", 3) print(words) # 输出: ['The', 'quick', 'bro...
read 将整个文件读取为一个字符串。 string= open('words.txt').read() len(string) 1016511 结果一个包含超过百万个字符的单一串。我们可以使用 split方法将其拆分为一个单词列表。 word_list string.split() len(word_list) 113783 现在,为了一个字符串是否出现列表中,我们可以使用 in 运算...
Split multiline string to lines.Write a Python program to split a multi-line string into a list of lines. Use str.split() and '\n' to match line breaks and create a list. str.splitlines() provides similar functionality to this snippet....
split("python timer.py 5") ['python', 'timer.py', '5'] >>> subprocess.run(shlex.split("python timer.py 5")) Starting timer of 5 seconds ...Done! CompletedProcess(args=['python', 'timer.py', '5'], returncode=0) The split() function divides a typical command into the different...
lis.append(lines) sys.stdin.readline() 需要导入内置模块sys:import sys 2.1 读取一行 line = list(map(int, sys.stdin.readline().strip().split())) 2.2 读取多行 lis = [] while True: line = sys.stdin.readline().strip() if line == '': ...
split(',') px = int(px) py = int(py) break else: print('You cannot move in that direction.') if (px, py) == (exitx, exity): print('You have reached the exit! Good job!') print('Thanks for playing!') sys.exit() 探索程序 试着找出下列问题的答案。尝试对代码进行一些修改,...
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print(a.split(",")) In the case of multiple separators, the string gets splits on each occurrence of the separator, as shown below: 1 2 a = 'Hi,You are exploring Python script function, - SPLIT' print(a.split(",")) Output: Max Number of splits We can specify a maximum number...