我正在使用python difflib和make_file()创建法律文件的差异文件,该文件输出包含带有差异表的HTML文件。
但是输出表太宽了,以至于它们都不可读。
有什么方法可以更改表格的宽度或从我的函数调用中添加其他CSS?我在文档中找不到任何相关内容。
如果不可能,如何解决我的“桌子宽度太宽”问题?
我已经尝试过添加引导程序并将表放入响应的div中,但是没有用。
你可以用wrapcolumn=
在HtmlDiff
import difflib
import webbrowser
d = difflib.HtmlDiff(wrapcolumn=10)
lines1 = ['aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa']
lines2 = ['XXXXXXXXXXXXXaaaaaaaaaYYYaaaaaaZZZZZZZZZZZaaaaZZZZZZZZ']
html = d.make_file(lines1, lines2)
with open('output.html', 'w') as fh:
fh.write(html)
webbrowser.open('output.html')
不带 wrapcolumn=
用 wrapcolumn=10
编辑:
我没有对其进行测试,但是在diff的源代码中,您可以看到隐藏的变量_styles,_table_template和_file_template,可以在HtmlDiff中替换它们以生成不同的HTML。这样,您可以添加类和样式以对其进行格式化。
它还可能需要更改隐藏的_format_line才能删除nowrap="nowrap"
编辑:
我用HtmlDiff
创建新的自己的类_format_line()
没有nowrap="nowrap"
,现在我可以添加样式width
和word-break
import difflib
import webbrowser
# --- classes ---
class MyHTML(difflib.HtmlDiff):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
# append new styles inside new class
self._styles = self._styles + """
table.diff {width: 300px}
.diff_sub {display: inline-block; word-break: break-word;}
.diff_add {display: inline-block; word-break: break-word;}
"""
# function from source code - I remove only `nowrap="nowrap"`
def _format_line(self,side,flag,linenum,text):
"""Returns HTML markup of "from" / "to" text lines
side -- 0 or 1 indicating "from" or "to" text
flag -- indicates if difference on line
linenum -- line number (used for line number column)
text -- line text to be marked up
"""
try:
linenum = '%d' % linenum
id = ' id="%s%s"' % (self._prefix[side],linenum)
except TypeError:
# handle blank lines where linenum is '>' or ''
id = ''
# replace those things that would get confused with HTML symbols
text=text.replace("&","&").replace(">",">").replace("<","<")
# make space non-breakable so they don't get compressed or line wrapped
text = text.replace(' ',' ').rstrip()
return '<td class="diff_header"%s>%s</td><td>%s</td>' \
% (id,linenum,text)
# --- main ---
d = MyHTML()
# >>> changing styles after creating `MyHTML` or in original `HtmlDiff <<<
#d._styles = d._styles + """
#table.diff {width: 300px}
#.diff_sub {display: inline-block; word-break: break-word;}
#.diff_add {display: inline-block; word-break: break-word;}
#"""
#d._file_template = """new template"""
lines1 = ['aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa']
lines2 = ['XXXXXXXXXXXXXaaaaaaaaaYYYaaaaaaZZZZZZZZZZZaaaaZZZZZZZZ']
html = d.make_file(lines1, lines2)
with open('output.html', 'w') as fh:
fh.write(html)
webbrowser.open('output.html')
短版
import difflib
import webbrowser
d = HtmlDiff(wrapcolumn=10)
d._file_template = """new template with %(charset)s %(styles)s %(table)s %(legend)s"""
#d._styles = """new styles"""
lines1 = ['aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa']
lines2 = ['XXXXXXXXXXXXXaaaaaaaaaYYYaaaaaaZZZZZZZZZZZaaaaZZZZZZZZ']
html = d.make_file(lines1, lines2)
with open('output.html', 'w') as fh:
fh.write(html)
webbrowser.open('output.html')
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