textwrap模块1-fill()

fill()函数取文本作为输入，生成格式化的文本作为输出。

一、生成一个示例数据模块（textwrap_example.py）

sample_text = '''
    The textwrap module can be used to format text for output in
    situations where pretty-printing is desired. It offers
    programmatic functionality similar to the paragraph wrapping
    or filling features found in many text editors.
    '''

二、利用fill函数进行格式化输出

import textwrap

from textwrap_example import sample_text

print 'No dedent:\n'

print textwrap.fill(sample_text,width=50)

结果：

No dedent:

     The textwrap module can be used to format
text for output in     situations where pretty-
printing is desired. It offers     programmatic
functionality similar to the paragraph wrapping
or filling features found in many text editors.

如果width的值为60,

结果：

No dedent:

     The textwrap module can be used to format text for
output in     situations where pretty-printing is desired.
It offers     programmatic functionality similar to the
paragraph wrapping     or filling features found in many
text editors.