在Python中实现竖着输出,可以通过以下几种方法:
1. 使用字符串拼接:
text = ""for i in range(5):text += str(i) + " "print(text.strip())
2. 使用`join()`函数和换行符`'\n'`:
data = [1, 2, 3, 4, 5]output = [str(item) for item in data]print('\n'.join(output))
3. 使用`zip`函数和列表推导式:
s = "Python is a powerful language."lst = list(s)for i in zip(*[lst]*1):print(' '.join(i))

4. 使用`csv`模块:
import csvdef vertical_to_csv(data, filename):with open(filename, 'w', newline='') as csvfile:writer = csv.writer(csvfile)for row in zip(*data):writer.writerow(row)
5. 使用`pprint`模块:
from pprint import pprintdata = {'name': 'John', 'age': 30, 'city': 'New York'}pprint(data)
6. 使用NumPy库:
import numpy as npdata = np.array([[1, 2, 3], [4, 5, 6], [7, 8, 9]])for item in data.flatten():print(item)
