+# Optimized for web browser viewing.
+if output_type == 'html':
+ print("""<!DOCTYPE html>
+<html>
+<head>
+<style>
+th { text-align: left; vertical-align: bottom; }
+.day_row:nth-child(7n+3) > td { border-top: 1px solid black; }
+.vertical_header { writing-mode: vertical-rl; transform: rotate(180deg); font-weight: normal; }
+.fixed_head { position: sticky; top: 0; background-color: white; }
+.bold { font-weight: bold }
+</style>
+<title>Berlin's Corona infection numbers, development by districts</title>
+</head>
+<a href="/">home</a> · <a href="/contact.html">contact</a> · <a href="/privacy.html">privacy</a>
+<h1>Berlin's Corona infection numbers, development by districts</h1>
+<p>Updated daily at 9pm based on data from the "Senatsverwaltung für Gesundheit, Pflege und Gleichstellung". <a href="https://plomlompom.com/repos/?p=berlin-corona-table">Source code</a>. <a href="berlin_corona.txt">Text view optimized for terminal curl</a>.</p>
+<table>
+<tr>
+<th colspan=2></th>""")
+ sorted_dates.reverse()
+ sum_district = sorted_districts[-1]
+ for district in sorted_districts:
+ long_form = translate[district]
+ # Wrap in div because the vertical orientation otherwise fails
+ # in Chromium.
+ print('<th><div class="vertical_header">%s</div></th>' % long_form)
+ print('</tr>')
+ print('<tr class="fixed_head">')
+ # In Chromium, the th only stay fixed if also given this class.
+ print('<th class="fixed_head">date</th>')
+ print('<th class="fixed_head"></th>')
+ for district in sorted_districts:
+ print('<th class="fixed_head">%s</th>' % district)
+ print('</tr>')
+ for date in sorted_dates:
+ print('<tr class="day_row">')
+ print('<td>%s</td>' % date)
+ print('<td><table>')
+ print('<tr><th><abbr title="new infections counted">new</abbr></th></tr>')
+ for abbr in ['wsum', 'wavg', 'winc']:
+ print('<tr><th><abbr title="%s">%s</abbr></th></tr>' %
+ (translate[abbr], abbr))
+ print('</table></td>')
+ for district in sorted_districts:
+ district_data = db[district][date]
+ week_sum = week_avg = week_inc = '?'
+ new_infections = district_data['new_infections']
+ if 'week_sum' in district_data:
+ week_sum = '%s' % district_data['week_sum']
+ if 'week_average' in district_data:
+ week_avg = '%.1f' % district_data['week_average']
+ if 'week_incidence' in district_data:
+ week_inc = '%.1f' % district_data['week_incidence']
+ print('<td>')
+ print('<table>')
+ print('<tr><td class="bold">%s</td></tr>' % new_infections)
+ print('<tr><td>%s</td></tr>' % week_sum)
+ print('<tr><td>%s</td></tr>' % week_avg)
+ print('<tr><td>%s</td></tr>' % week_inc)
+ print('</table>')
+ print('</td>')
+ print('</tr>')
+ print('</table>')
+ print('</html>')