Upgrade to coverage 3.7.1 and have it auto-build itself on first use.

third_party/coverage-3.6/coverage/htmlfiles/coverage_html.js

-// Coverage.py HTML report browser code.
-/*jslint browser: true, sloppy: true, vars: true, plusplus: true, maxerr: 50, indent: 4 */
-/*global coverage: true, document, window, $ */
-
-coverage = {};
-
-// Find all the elements with shortkey_* class, and use them to assign a shotrtcut key.
-coverage.assign_shortkeys = function () {
-    $("*[class*='shortkey_']").each(function (i, e) {
-        $.each($(e).attr("class").split(" "), function (i, c) {
-            if (/^shortkey_/.test(c)) {
-                $(document).bind('keydown', c.substr(9), function () {
-                    $(e).click();
-                });
-            }
-        });
-    });
-};
-
-// Create the events for the help panel.
-coverage.wire_up_help_panel = function () {
-    $("#keyboard_icon").click(function () {
-        // Show the help panel, and position it so the keyboard icon in the
-        // panel is in the same place as the keyboard icon in the header.
-        $(".help_panel").show();
-        var koff = $("#keyboard_icon").offset();
-        var poff = $("#panel_icon").position();
-        $(".help_panel").offset({
-            top: koff.top-poff.top,
-            left: koff.left-poff.left
-        });
-    });
-    $("#panel_icon").click(function () {
-        $(".help_panel").hide();
-    });
-};
-
-// Loaded on index.html
-coverage.index_ready = function ($) {
-    // Look for a cookie containing previous sort settings:
-    var sort_list = [];
-    var cookie_name = "COVERAGE_INDEX_SORT";
-    var i;
-
-    // This almost makes it worth installing the jQuery cookie plugin:
-    if (document.cookie.indexOf(cookie_name) > -1) {
-        var cookies = document.cookie.split(";");
-        for (i = 0; i < cookies.length; i++) {
-            var parts = cookies[i].split("=");
-
-            if ($.trim(parts[0]) === cookie_name && parts[1]) {
-                sort_list = eval("[[" + parts[1] + "]]");
-                break;
-            }
-        }
-    }
-
-    // Create a new widget which exists only to save and restore
-    // the sort order:
-    $.tablesorter.addWidget({
-        id: "persistentSort",
-
-        // Format is called by the widget before displaying:
-        format: function (table) {
-            if (table.config.sortList.length === 0 && sort_list.length > 0) {
-                // This table hasn't been sorted before - we'll use
-                // our stored settings:
-                $(table).trigger('sorton', [sort_list]);
-            }
-            else {
-                // This is not the first load - something has
-                // already defined sorting so we'll just update
-                // our stored value to match:
-                sort_list = table.config.sortList;
-            }
-        }
-    });
-
-    // Configure our tablesorter to handle the variable number of
-    // columns produced depending on report options:
-    var headers = [];
-    var col_count = $("table.index > thead > tr > th").length;
-
-    headers[0] = { sorter: 'text' };
-    for (i = 1; i < col_count-1; i++) {
-        headers[i] = { sorter: 'digit' };
-    }
-    headers[col_count-1] = { sorter: 'percent' };
-
-    // Enable the table sorter:
-    $("table.index").tablesorter({
-        widgets: ['persistentSort'],
-        headers: headers
-    });
-
-    coverage.assign_shortkeys();
-    coverage.wire_up_help_panel();
-
-    // Watch for page unload events so we can save the final sort settings:
-    $(window).unload(function () {
-        document.cookie = cookie_name + "=" + sort_list.toString() + "; path=/";
-    });
-};
-
-// -- pyfile stuff --
-
-coverage.pyfile_ready = function ($) {
-    // If we're directed to a particular line number, highlight the line.
-    var frag = location.hash;
-    if (frag.length > 2 && frag[1] === 'n') {
-        $(frag).addClass('highlight');
-        coverage.set_sel(parseInt(frag.substr(2), 10));
-    }
-    else {
-        coverage.set_sel(0);
-    }
-
-    $(document)
-        .bind('keydown', 'j', coverage.to_next_chunk_nicely)
-        .bind('keydown', 'k', coverage.to_prev_chunk_nicely)
-        .bind('keydown', '0', coverage.to_top)
-        .bind('keydown', '1', coverage.to_first_chunk)
-        ;
-
-    $(".button_toggle_run").click(function (evt) {coverage.toggle_lines(evt.target, "run");});
-    $(".button_toggle_exc").click(function (evt) {coverage.toggle_lines(evt.target, "exc");});
-    $(".button_toggle_mis").click(function (evt) {coverage.toggle_lines(evt.target, "mis");});
-    $(".button_toggle_par").click(function (evt) {coverage.toggle_lines(evt.target, "par");});
-
-    coverage.assign_shortkeys();
-    coverage.wire_up_help_panel();
-};
-
-coverage.toggle_lines = function (btn, cls) {
-    btn = $(btn);
-    var hide = "hide_"+cls;
-    if (btn.hasClass(hide)) {
-        $("#source ."+cls).removeClass(hide);
-        btn.removeClass(hide);
-    }
-    else {
-        $("#source ."+cls).addClass(hide);
-        btn.addClass(hide);
-    }
-};
-
-// Return the nth line div.
-coverage.line_elt = function (n) {
-    return $("#t" + n);
-};
-
-// Return the nth line number div.
-coverage.num_elt = function (n) {
-    return $("#n" + n);
-};
-
-// Return the container of all the code.
-coverage.code_container = function () {
-    return $(".linenos");
-};
-
-// Set the selection.  b and e are line numbers.
-coverage.set_sel = function (b, e) {
-    // The first line selected.
-    coverage.sel_begin = b;
-    // The next line not selected.
-    coverage.sel_end = (e === undefined) ? b+1 : e;
-};
-
-coverage.to_top = function () {
-    coverage.set_sel(0, 1);
-    coverage.scroll_window(0);
-};
-
-coverage.to_first_chunk = function () {
-    coverage.set_sel(0, 1);
-    coverage.to_next_chunk();
-};
-
-coverage.is_transparent = function (color) {
-    // Different browsers return different colors for "none".
-    return color === "transparent" || color === "rgba(0, 0, 0, 0)";
-};
-
-coverage.to_next_chunk = function () {
-    var c = coverage;
-
-    // Find the start of the next colored chunk.
-    var probe = c.sel_end;
-    while (true) {
-        var probe_line = c.line_elt(probe);
-        if (probe_line.length === 0) {
-            return;
-        }
-        var color = probe_line.css("background-color");
-        if (!c.is_transparent(color)) {
-            break;
-        }
-        probe++;
-    }
-
-    // There's a next chunk, `probe` points to it.
-    var begin = probe;
-
-    // Find the end of this chunk.
-    var next_color = color;
-    while (next_color === color) {
-        probe++;
-        probe_line = c.line_elt(probe);
-        next_color = probe_line.css("background-color");
-    }
-    c.set_sel(begin, probe);
-    c.show_selection();
-};
-
-coverage.to_prev_chunk = function () {
-    var c = coverage;
-
-    // Find the end of the prev colored chunk.
-    var probe = c.sel_begin-1;
-    var probe_line = c.line_elt(probe);
-    if (probe_line.length === 0) {
-        return;
-    }
-    var color = probe_line.css("background-color");
-    while (probe > 0 && c.is_transparent(color)) {
-        probe--;
-        probe_line = c.line_elt(probe);
-        if (probe_line.length === 0) {
-            return;
-        }
-        color = probe_line.css("background-color");
-    }
-
-    // There's a prev chunk, `probe` points to its last line.
-    var end = probe+1;
-
-    // Find the beginning of this chunk.
-    var prev_color = color;
-    while (prev_color === color) {
-        probe--;
-        probe_line = c.line_elt(probe);
-        prev_color = probe_line.css("background-color");
-    }
-    c.set_sel(probe+1, end);
-    c.show_selection();
-};
-
-// Return the line number of the line nearest pixel position pos
-coverage.line_at_pos = function (pos) {
-    var l1 = coverage.line_elt(1),
-        l2 = coverage.line_elt(2),
-        result;
-    if (l1.length && l2.length) {
-        var l1_top = l1.offset().top,
-            line_height = l2.offset().top - l1_top,
-            nlines = (pos - l1_top) / line_height;
-        if (nlines < 1) {
-            result = 1;
-        }
-        else {
-            result = Math.ceil(nlines);
-        }
-    }
-    else {
-        result = 1;
-    }
-    return result;
-};
-
-// Returns 0, 1, or 2: how many of the two ends of the selection are on
-// the screen right now?
-coverage.selection_ends_on_screen = function () {
-    if (coverage.sel_begin === 0) {
-        return 0;
-    }
-
-    var top = coverage.line_elt(coverage.sel_begin);
-    var next = coverage.line_elt(coverage.sel_end-1);
-
-    return (
-        (top.isOnScreen() ? 1 : 0) +
-        (next.isOnScreen() ? 1 : 0)
-    );
-};
-
-coverage.to_next_chunk_nicely = function () {
-    coverage.finish_scrolling();
-    if (coverage.selection_ends_on_screen() === 0) {
-        // The selection is entirely off the screen: select the top line on
-        // the screen.
-        var win = $(window);
-        coverage.select_line_or_chunk(coverage.line_at_pos(win.scrollTop()));
-    }
-    coverage.to_next_chunk();
-};
-
-coverage.to_prev_chunk_nicely = function () {
-    coverage.finish_scrolling();
-    if (coverage.selection_ends_on_screen() === 0) {
-        var win = $(window);
-        coverage.select_line_or_chunk(coverage.line_at_pos(win.scrollTop() + win.height()));
-    }
-    coverage.to_prev_chunk();
-};
-
-// Select line number lineno, or if it is in a colored chunk, select the
-// entire chunk
-coverage.select_line_or_chunk = function (lineno) {
-    var c = coverage;
-    var probe_line = c.line_elt(lineno);
-    if (probe_line.length === 0) {
-        return;
-    }
-    var the_color = probe_line.css("background-color");
-    if (!c.is_transparent(the_color)) {
-        // The line is in a highlighted chunk.
-        // Search backward for the first line.
-        var probe = lineno;
-        var color = the_color;
-        while (probe > 0 && color === the_color) {
-            probe--;
-            probe_line = c.line_elt(probe);
-            if (probe_line.length === 0) {
-                break;
-            }
-            color = probe_line.css("background-color");
-        }
-        var begin = probe + 1;
-
-        // Search forward for the last line.
-        probe = lineno;
-        color = the_color;
-        while (color === the_color) {
-            probe++;
-            probe_line = c.line_elt(probe);
-            color = probe_line.css("background-color");
-        }
-
-        coverage.set_sel(begin, probe);
-    }
-    else {
-        coverage.set_sel(lineno);
-    }
-};
-
-coverage.show_selection = function () {
-    var c = coverage;
-
-    // Highlight the lines in the chunk
-    c.code_container().find(".highlight").removeClass("highlight");
-    for (var probe = c.sel_begin; probe > 0 && probe < c.sel_end; probe++) {
-        c.num_elt(probe).addClass("highlight");
-    }
-
-    c.scroll_to_selection();
-};
-
-coverage.scroll_to_selection = function () {
-    // Scroll the page if the chunk isn't fully visible.
-    if (coverage.selection_ends_on_screen() < 2) {
-        // Need to move the page. The html,body trick makes it scroll in all
-        // browsers, got it from http://stackoverflow.com/questions/3042651
-        var top = coverage.line_elt(coverage.sel_begin);
-        var top_pos = parseInt(top.offset().top, 10);
-        coverage.scroll_window(top_pos - 30);
-    }
-};
-
-coverage.scroll_window = function (to_pos) {
-    $("html,body").animate({scrollTop: to_pos}, 200);
-};
-
-coverage.finish_scrolling = function () {
-    $("html,body").stop(true, true);
-};