typing: add a few trivial type hints to `mercurial/templater.py`
Since hg
3dbc7b1ecaba, pytype started inferring that the second value in the
tuple is `BinaryIO`, but still hasn't been able to figure out the rest of
`open_template()`. We can be more precise.
{header}
<title>Help: {title}</title>
<link rel="alternate" type="application/atom+xml"
href="{url|urlescape}atom-log" title="Atom feed for {repo|escape}"/>
<link rel="alternate" type="application/rss+xml"
href="{url|urlescape}rss-log" title="RSS feed for {repo|escape}"/>
</head>
<body>
<div class="page_header">
<a href="{logourl}" title="Mercurial" style="float: right;">Mercurial</a>
<a href="/">Mercurial</a> {pathdef%breadcrumb} / help
</div>
<div class="page_nav">
<div>
<a href="{url|urlescape}summary{sessionvars%urlparameter}">summary</a> |
<a href="{url|urlescape}shortlog{sessionvars%urlparameter}">shortlog</a> |
<a href="{url|urlescape}log{sessionvars%urlparameter}">changelog</a> |
<a href="{url|urlescape}graph{sessionvars%urlparameter}">graph</a> |
<a href="{url|urlescape}tags{sessionvars%urlparameter}">tags</a> |
<a href="{url|urlescape}bookmarks{sessionvars%urlparameter}">bookmarks</a> |
<a href="{url|urlescape}branches{sessionvars%urlparameter}">branches</a> |
<a href="{url|urlescape}file{sessionvars%urlparameter}">files</a> |
{if(subindex,
'<a href="{url|urlescape}help{sessionvars%urlparameter}">help</a>',
'help'
)}
</div>
{searchform}
</div>
<div class="title"> </div>
<table cellspacing="0">
<tr><td colspan="2"><h2><a name="topics" href="#topics">Topics</a></h2></td></tr>
{topics % helpentry}
{if(earlycommands, '
<tr><td colspan="2"><h2><a name="main" href="#main">Main Commands</a></h2></td></tr>
{earlycommands % helpentry}
')}
{if(othercommands, '
<tr><td colspan="2"><h2><a name="other" href="#other">Other Commands</a></h2></td></tr>
{othercommands % helpentry}
')}
</table>
{footer}