我有一个关于for在Python 3中使用循环在同一行上打印的问题.我搜索了答案,但我找不到任何相关的.
所以,我有这样的事情:
def function(variable):
some code here
return result
item = input('Enter a sentence: ')
while item != '':
split = item.split()
for word in split:
new_item = function(word)
print(new_item)
item = input('Enter a sentence: ')
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当用户输入句子"短句"时,该函数应该对它做一些事情并且它应该打印在同一行上.假设函数将't'添加到每个单词的末尾,因此输出应为
在短期内判刑
但是,目前的输出是:
在
短期内
判刑
如何轻松地在同一行上打印结果?或者我应该制作一个新的字符串
new_string = ''
new_string = new_string + new_item
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它是迭代的,最后我打印new_string?
我想要的是使用time.sleep()打印出每秒打印一个点的5个点,但结果是在延迟5秒后立刻打印了5个点.
尝试了print和sys.stdout.write,结果相同.
感谢您的任何建议.
import time
import sys
def wait_for(n):
"""Wait for {n} seconds. {n} should be an integer greater than 0."""
if not isinstance(n, int):
print 'n in wait_for(n) should be an integer.'
return
elif n < 1:
print 'n in wait_for(n) should be greater than 0.'
return
for i in range(0, n):
sys.stdout.write('.')
time.sleep(1)
sys.stdout.write('\n')
def main():
wait_for(5) # FIXME: doesn't work as expected
if __name__ == '__main__':
try:
main()
except KeyboardInterrupt:
print '\nAborted.'
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