Doc/perl/python.perl - platform/external/python/cpython3 - Gitiles

 # python.perl by Fred L. Drake, Jr. <fdrake@acm.org>		-*- perl -*-
 #
 # Heavily based on Guido van Rossum's myformat.perl (now obsolete).
 #
 # Extension to LaTeX2HTML for documents using myformat.sty.
 # Subroutines of the form do_cmd_<name> here define translations
 # for LaTeX commands \<name> defined in the corresponding .sty file.

 package main;


 # words typeset in a special way (not in HTML though)

 sub do_cmd_ABC{ 'ABC' . @_[0]; }
 sub do_cmd_UNIX{ 'Unix'. @_[0]; }
 sub do_cmd_ASCII{ 'ASCII' . @_[0]; }
 sub do_cmd_POSIX{ 'POSIX' . @_[0]; }
 sub do_cmd_C{ 'C' . @_[0]; }
 sub do_cmd_Cpp{ 'C++' . @_[0]; }
 sub do_cmd_EOF{ 'EOF' . @_[0]; }
 sub do_cmd_NULL{ '<tt>NULL</tt>' . @_[0]; }

 sub do_cmd_e{ '&#92;' . @_[0]; }

 $AUTHOR_ADDRESS = '';
 $PYTHON_VERSION = '';

 sub do_cmd_version{ $PYTHON_VERSION . @_[0]; }
 sub do_cmd_release{
     local($_) = @_;
     s/$any_next_pair_pr_rx//;
     $PYTHON_VERSION = "$2";
     $_;
 }

 sub do_cmd_authoraddress{
     local($_) = @_;
     s/$any_next_pair_pr_rx//;
     $AUTHOR_ADDRESS = "$2";
     $_;
 }

 sub do_cmd_hackscore{
     local($_) = @_;
     s/$any_next_pair_pr_rx/_/;
     $_;
 }

 sub do_cmd_optional{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<\/var><big>\[<\/big><var>\2<\/var><big>\]<\/big><var>/;
     $_;
 }

 sub do_cmd_varvars{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<var>\2<\/var>/;
     $_;
 }

 # texinfo-like formatting commands: \code{...} etc.

 sub do_cmd_code{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<tt>\2<\/tt>/;
     $_;
 }

 sub do_cmd_sectcode{ &do_cmd_code(@_); }
 sub do_cmd_module{ &do_cmd_code(@_); }
 sub do_cmd_keyword{ &do_cmd_code(@_); }
 sub do_cmd_exception{ &do_cmd_code(@_); }
 sub do_cmd_class{ &do_cmd_code(@_); }
 sub do_cmd_function{ &do_cmd_code(@_); }
 sub do_cmd_constant{ &do_cmd_code(@_); }
 sub do_cmd_member{ &do_cmd_code(@_); }
 sub do_cmd_method{ &do_cmd_code(@_); }
 sub do_cmd_email{ &do_cmd_code(@_); }
 sub do_cmd_program{ &do_cmd_code(@_); }
 sub do_cmd_cfunction{ &do_cmd_code(@_); }
 sub do_cmd_cdata{ &do_cmd_code(@_); }
 sub do_cmd_ctype{ &do_cmd_code(@_); }

 sub do_cmd_email{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<tt><font face=sans-serif>\2<\/font><\/tt>/;
     $_;
 }

 sub do_cmd_url{
     # use the URL as both text and hyperlink
     local($_) = @_;
     s/$any_next_pair_pr_rx//;
     local($url) = $2;
     $url =~ s/~/&#126;/g;
     "<tt><font face=sans-serif><a href=\"$url\">$url</a></font></tt>" . $_;
 }

 sub do_cmd_manpage{
     # two parameters:  \manpage{name}{section}
     local($_) = @_;
     local($any_next_pair_pr_rx3) = "$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";
     s/$next_pair_pr_rx$any_next_pair_pr_rx3/<i>\2<\/i>(\4)/;
     $_;
 }

 sub do_cmd_rfc{
     local($_) = @_;
     s/$next_pair_pr_rx//;
     local($br_id,$rfcnumber) = ($1, $2);

     # Save the reference
     local($nstr) = &gen_index_id("RFC!RFC $rfcnumber", '');
     $index{$nstr} .= &make_half_href("$CURRENT_FILE#$br_id");
     "<a name=\"$br_id\">RFC $rfcnumber<\/a>" .$_;
 }

 sub do_cmd_kbd{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<kbd>\2<\/kbd>/;
     $_;
 }

 sub do_cmd_key{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<tt>\2<\/tt>/;
     $_;
 }

 sub do_cmd_var{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<i>\2<\/i>/;
     $_;
 }

 sub do_cmd_dfn{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<i>\2<\/i>/;
     $_;
 }

 sub do_cmd_emph{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<i>\2<\/i>/;
     $_;
 }

 sub do_cmd_strong{
     local($_) = @_;
     s/$any_next_pair_pr_rx/<b>\2<\/b>/;
     $_;
 }

 sub do_cmd_deprecated{
     # two parameters:  \deprecated{version}{whattodo}
     local($_) = @_;
     local($any_next_pair_pr_rx3) = "$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";
     local($release,$action) = ($2, $4);
     s/$next_pair_pr_rx$any_next_pair_pr_rx3//;
     "<b>Deprecated since release $release.</b>"
       . "\n$action<p>"
       . $_;
 }

 # file and samp are at the end of this file since they screw up fontlock.

 # index commands

 $INDEX_SUBITEM = "";

 sub get_indexsubitem{
   $INDEX_SUBITEM ? " $INDEX_SUBITEM" : '';
 }

 sub do_cmd_setindexsubitem{
     local($_) = @_;
     s/$any_next_pair_pr_rx//;
     $INDEX_SUBITEM = $2;
     $_;
 }

 sub do_cmd_indexii{
     local($_) = @_;
     s/$next_pair_pr_rx//o;
     local($br_id1, $str1) = ($1, $2);
     s/$next_pair_pr_rx//o;
     local($br_id2, $str2) = ($1, $2);
     join('', &make_index_entry($br_id1, "$str1 $str2"),
 	 &make_index_entry($br_id2, "$str2, $str1"), $_);
 }

 sub do_cmd_indexiii{
     local($_) = @_;
     s/$next_pair_pr_rx//o;
     local($br_id1, $str1) = ($1, $2);
     s/$next_pair_pr_rx//o;
     local($br_id2, $str2) = ($1, $2);
     s/$next_pair_pr_rx//o;
     local($br_id3, $str3) = ($1, $2);
     join('', &make_index_entry($br_id1, "$str1 $str2 $str3"),
 	 &make_index_entry($br_id2, "$str2 $str3, $str1"),
 	 &make_index_entry($br_id3, "$str3, $str1 $str2"),
 	 $_);
 }

 sub do_cmd_indexiv{
     local($_) = @_;
     s/$next_pair_pr_rx//o;
     local($br_id1, $str1) = ($1, $2);
     s/$next_pair_pr_rx//o;
     local($br_id2, $str2) = ($1, $2);
     s/$next_pair_pr_rx//o;
     local($br_id3, $str3) = ($1, $2);
     s/$next_pair_pr_rx//o;
     local($br_id4, $str4) = ($1, $2);
     join('', &make_index_entry($br_id1, "$str1 $str2 $str3 $str4"),
 	 &make_index_entry($br_id2, "$str2 $str3 $str4, $str1"),
 	 &make_index_entry($br_id3, "$str3 $str4, $str1 $str2"),
 	 &make_index_entry($br_id4, "$str4, $str1 $str2 $str3"),
 	 $_);
 }

 sub do_cmd_ttindex{ &do_cmd_index(@_); }

 sub my_typed_index_helper{
     local($word, $_) = @_;
     s/$next_pair_pr_rx//o;
     local($br_id, $str) = ($1, $2);
     join('', &make_index_entry($br_id, "$str $word"),
 	 &make_index_entry($br_id, "$word, $str"), $_);
 }

 sub do_cmd_stindex{ &my_typed_index_helper('statement', @_); }
 sub do_cmd_opindex{ &my_typed_index_helper('operator', @_); }
 sub do_cmd_exindex{ &my_typed_index_helper('exception', @_); }
 sub do_cmd_obindex{ &my_typed_index_helper('object', @_); }

 sub my_parword_index_helper{
     local($word, $_) = @_;
     s/$next_pair_pr_rx//o;
     local($br_id, $str) = ($1, $2);
     &make_index_entry($br_id, "$str ($word)") . $_;
 }


 # Set this to true to strip out the <tt>...</tt> from index entries;
 # this is analogous to using the second definition of \idxcode{} from
 # myformat.sty.
 #
 # It is used from &make_mod_index_entry() and &make_str_index_entry().
 #
 $STRIP_INDEX_TT = 0;

 sub make_mod_index_entry{
     local($br_id,$str,$define) = @_;
     local($halfref) = &make_half_href("$CURRENT_FILE#$br_id");
     # If TITLE is not yet available (i.e the \index command is in the title
     # of the current section), use $ref_before.
     $TITLE = $ref_before unless $TITLE;
     # Save the reference
     if ($define eq "DEF") {
 	local($nstr,$garbage) = split / /, $str, 2;
 	$Modules{$nstr} .= $halfref;
     }
     $str = &gen_index_id($str, $define);
     if ($STRIP_INDEX_TT) {
         $str =~ s/<tt>(.*)<\/tt>/\1/;
     }
     $index{$str} .= $halfref;
     "<a name=\"$br_id\">$anchor_invisible_mark<\/a>";
 }

 sub my_module_index_helper{
     local($word, $_) = @_;
     s/$next_pair_pr_rx[\n]*//o;
     local($br_id, $str) = ($1, $2);
     local($section_tag) = join('', @curr_sec_id);
     $word = "$word " if $word;
     &make_mod_index_entry("SECTION$section_tag",
 			  "<tt>$str</tt> (${word}module)", 'DEF');
     $_;
 }

 sub ref_module_index_helper{
     local($word, $_) = @_;
     s/$next_pair_pr_rx//o;
     local($br_id, $str) = ($1, $2);
     $word = "$word " if $word;
     &make_mod_index_entry($br_id, "<tt>$str</tt> (${word}module)", 'REF') . $_;
 }

 sub do_cmd_bifuncindex{ &my_parword_index_helper('built-in function', @_); }
 sub do_cmd_modindex{ &my_module_index_helper('', @_); }
 sub do_cmd_bimodindex{ &my_module_index_helper('built-in', @_); }
 sub do_cmd_exmodindex{ &my_module_index_helper('extension', @_); }
 sub do_cmd_stmodindex{ &my_module_index_helper('standard', @_); }

 # these should be adjusted a bit....
 sub do_cmd_refmodindex{ &ref_module_index_helper('', @_); }
 sub do_cmd_refbimodindex{ &ref_module_index_helper('built-in', @_); }
 sub do_cmd_refexmodindex{ &ref_module_index_helper('extension', @_); }
 sub do_cmd_refstmodindex{ &ref_module_index_helper('standard', @_); }

 sub do_cmd_nodename{ &do_cmd_label(@_); }

 sub init_myformat{
     # XXX need some way for this to be called after &initialise; ???
     $anchor_mark = '';
     $icons{'anchor_mark'} = '';
     # <<2>>...<<2>>
     $any_next_pair_rx3 = "$O(\\d+)$C([\\s\\S]*)$O\\3$C";
     $any_next_pair_rx5 = "$O(\\d+)$C([\\s\\S]*)$O\\5$C";
     $any_next_pair_rx7 = "$O(\\d+)$C([\\s\\S]*)$O\\7$C";
     $any_next_pair_rx9 = "$O(\\d+)$C([\\s\\S]*)$O\\9$C";
     # <#2#>...<#2#>
     $any_next_pair_pr_rx_3 = "$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";
     $any_next_pair_pr_rx_5 = "$OP(\\d+)$CP([\\s\\S]*)$OP\\5$CP";
     $any_next_pair_pr_rx_7 = "$OP(\\d+)$CP([\\s\\S]*)$OP\\7$CP";
     $any_next_pair_pr_rx_9 = "$OP(\\d+)$CP([\\s\\S]*)$OP\\9$CP";
 #     if (defined &process_commands_wrap_deferred) {
 # 	&process_commands_wrap_deferred(<<THESE_COMMANDS);
 # indexii # {} # {}
 # indexiii # {} # {} # {}
 # indexiv # {} # {} # {} # {}
 # exindex # {}
 # obindex # {}
 # opindex # {}
 # stindex # {}
 # ttindex # {}
 # bifuncindex # {}
 # modindex # {}
 # bimodindex # {}
 # exmodindex # {}
 # stmodindex # {}
 # refmodindex # {}
 # refbimodindex # {}
 # refexmodindex # {}
 # refstmodindex # {}
 # rfc # {}
 # THESE_COMMANDS
 #     }
 }

 &init_myformat;

 # similar to make_index_entry(), but includes the string in the result
 # instead of the dummy filler.
 #
 sub make_str_index_entry{
     local($br_id,$str) = @_;
     # If TITLE is not yet available (i.e the \index command is in the title
     # of the current section), use $ref_before.
     $TITLE = $ref_before unless $TITLE;
     # Save the reference
     local($nstr) = &gen_index_id($str, '');
     if ($STRIP_INDEX_TT) {
         $nstr =~ s/<tt>(.*)<\/tt>/\1/;
     }
     $index{$nstr} .= &make_half_href("$CURRENT_FILE#$br_id");
     "<a name=\"$br_id\">$str<\/a>";
 }

 # Changed from the stock version to indent {verbatim} sections,
 # and make them smaller, to better match the LaTeX version:

 # (Used with LaTeX2HTML 96.1*)
 sub replace_verbatim {
     # Modifies $_
     local($prefix,$suffix) = ("\n<p><dl><dd><pre>\n", "</pre></dl>");
     s/$verbatim_mark(verbatim)(\d+)/$prefix$verbatim{$2}$suffix/go;
     s/$verbatim_mark(rawhtml)(\d+)/$verbatim{$2}/ego;	# Raw HTML
 }

 # (Used with LaTeX2HTML 98.1)
 sub replace_verbatim_hook{
     # Modifies $_
     local($prefix,$suffix) = ("\n<p><dl><dd>", "</dl>");
     s/$math_verbatim_rx/&put_comment("MATH: ".$verbatim{$1})/eg;
     s/$verbatim_mark(\w*[vV]erbatim\*?)(\d+)\#/$prefix$verbatim{$2}$suffix/go;
     # Raw HTML, but replacements may have protected characters
     s/$verbatim_mark(rawhtml)(\d+)#/&unprotect_raw_html($verbatim{$2})/eg;
     s/$verbatim_mark$keepcomments(\d+)#/$verbatim{$2}/ego; # Raw TeX
     s/$unfinished_mark$keepcomments(\d+)#/$verbatim{$2}/ego; # Raw TeX
 }

 sub do_env_cfuncdesc{
     local($_) = @_;
     local($return_type,$function_name,$arg_list,$idx) = ('', '', '', '');
     local($cfuncdesc_rx) =
       "$next_pair_rx$any_next_pair_rx3$any_next_pair_rx5";
     if (/$cfuncdesc_rx/o) {
 	$return_type = "$2";
 	$function_name = "$4";
 	$arg_list = "$6";
 	$idx = &make_str_index_entry($3,
 			"<tt>$function_name</tt>" . &get_indexsubitem);
 	$idx =~ s/ \(.*\)//;
     }
     "<dl><dt>$return_type <b>$idx</b>"
       . "(<var>$arg_list</var>)\n<dd>$'\n</dl>"
 }

 sub do_env_ctypedesc{
     local($_) = @_;
     local($type_name) = ('');
     local($cfuncdesc_rx) = "$next_pair_rx";
     if (/$cfuncdesc_rx/o) {
 	$type_name = "$2";
 	$idx = &make_str_index_entry($1,
 			"<tt>$type_name</tt>" . &get_indexsubitem);
 	$idx =~ s/ \(.*\)//;
     }
     "<dl><dt><b>$idx</b>\n<dd>$'\n</dl>"
 }

 sub do_env_cvardesc{
     local($_) = @_;
     local($var_type,$var_name,$idx) = ('', '', '');
     local($cfuncdesc_rx) = "$next_pair_rx$any_next_pair_rx3";
     if (/$cfuncdesc_rx/o) {
 	$var_type = "$2";
 	$var_name = "$4";
 	$idx = &make_str_index_entry($3,
 			"<tt>$var_name</tt>" . &get_indexsubitem);
 	$idx =~ s/ \(.*\)//;
     }
     "<dl><dt>$var_type <b>$idx</b>\n"
       . "<dd>$'\n</dl>";
 }

 sub do_env_funcdesc{
     local($_) = @_;
     local($function_name,$arg_list,$idx) = ('', '', '');
     local($funcdesc_rx) = "$next_pair_rx$any_next_pair_rx3";
     if (/$funcdesc_rx/o) {
 	$function_name = "$2";
 	$arg_list = "$4";
 	$idx = &make_str_index_entry($3,
 			"<tt>$function_name</tt>" . &get_indexsubitem);
 	$idx =~ s/ \(.*\)//;
     }
     "<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>$'\n</dl>";
 }

 sub do_env_funcdescni{
     local($_) = @_;
     local($function_name,$arg_list,$idx) = ('', '', '');
     local($funcdesc_rx) = "$next_pair_rx$any_next_pair_rx3";
     if (/$funcdesc_rx/o) {
 	$function_name = "$2";
 	$arg_list = "$4";
 	if ($STRIP_INDEX_TT) {
 	    $idx = $function_name; }
 	else {
 	    $idx = "<tt>$function_name</tt>"; }
     }
     "<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>$'\n</dl>";
 }

 sub do_cmd_funcline{
     local($_) = @_;
     local($funcdesc_rx) = "$next_pair_pr_rx$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";

     s/$funcdesc_rx//o;
     local($br_id, $function_name, $arg_list) = ($3, $2, $4);
     local($idx) = &make_str_index_entry($br_id, "<tt>$function_name</tt>");

     "<dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>" . $_;
 }

 # Change this flag to index the opcode entries.  I don't think it's very
 # useful to index them, since they're only presented to describe the dis
 # module.
 #
 $INDEX_OPCODES = 0;

 sub do_env_opcodedesc{
     local($_) = @_;
     local($opcode_name,$arg_list,$stuff,$idx) = ('', '', '', '');
     local($opcodedesc_rx) = "$next_pair_rx$any_next_pair_rx3";
     if (/$opcodedesc_rx/o) {
 	$opcode_name = "$2";
 	$arg_list = "$4";
 	if ($INDEX_OPCODES) {
 	    $idx = &make_str_index_entry($3,
 			"<tt>$opcode_name</tt> (byte code instruction)");
 	    $idx =~ s/ \(byte code instruction\)//;
 	}
 	else {
 	    $idx = "<tt>$opcode_name</tt>";
 	}
       }
     $stuff = "<dl><dt><b>$idx</b>";
     if ($arg_list) {
 	$stuff .= "&nbsp;&nbsp;&nbsp;&nbsp;<var>$arg_list</var>";
     }
     $stuff . "\n<dd>$'\n</dl>";
 }

 sub do_env_datadesc{
     local($_) = @_;
     local($idx) = '';
     if (/$next_pair_rx/o) {
 	$idx = &make_str_index_entry($1, "<tt>$2</tt>" . &get_indexsubitem);
 	$idx =~ s/ \(.*\)//;
     }
     "<dl><dt><b>$idx</b>\n<dd>$'\n</dl>"
 }

 sub do_env_datadescni{
     local($_) = @_;
     local($idx) = '';
     if (/$next_pair_rx/o) {
 	if ($STRING_INDEX_TT) {
 	    $idx = "$2"; }
 	else {
 	    $idx = "<tt>$2</tt>"; }
     }
     "<dl><dt><b>$idx</b>\n<dd>$'\n</dl>"
 }

 sub do_cmd_dataline{
     local($_) = @_;

     s/$next_pair_pr_rx//o;
     local($br_id, $data_name) = ($1, $2);
     local($idx) = &make_str_index_entry($br_id, "<tt>$data_name</tt>"
 				       . &get_indexsubitem);
     $idx =~ s/ \(.*\)//;

     "<dt><b>$idx</b>\n<dd>" . $_;
 }

 sub do_env_excdesc{ &do_env_datadesc(@_); }
 sub do_env_classdesc{ &do_env_funcdesc(@_); }
 sub do_env_fulllineitems{ &do_env_itemize(@_); }


 @col_aligns = ("<td>", "<td>", "<td>");

 sub setup_column_alignments{
     local($_) = @_;
     local($j1,$a1,$a2,$a3,$j4) = split(/[|]/,$_);
     local($th1,$th2,$th3) = ('<th>', '<th>', '<th>');
     $col_aligns[0] = (($a1 eq "c") ? "<td align=center>" : "<td>");
     $col_aligns[1] = (($a2 eq "c") ? "<td align=center>" : "<td>");
     $col_aligns[2] = (($a3 eq "c") ? "<td align=center>" : "<td>");
     # return the aligned header start tags; only used for \begin{tableiii?}
     $th1 = (($a1 eq "l") ? "<th align=left>"
 	    : ($a1 eq "r" ? "<th align=right>" : "<th>"));
     $th2 = (($a2 eq "l") ? "<th align=left>"
 	    : ($a2 eq "r" ? "<th align=right>" : "<th>"));
     $th3 = (($a3 eq "l") ? "<th align=left>"
 	    : ($a3 eq "r" ? "<th align=right>" : "<th>"));
     ($th1, $th2, $th3);
 }

 sub do_env_tableii{
     local($_) = @_;
     local($font,$h1,$h2) = ('', '', '');
     local($tableiii_rx) =
       "$next_pair_rx$any_next_pair_rx3$any_next_pair_rx5$any_next_pair_rx7";
     if (/$tableiii_rx/o) {
 	$font = $4;
 	$h1 = $6;
 	$h2 = $8;
     }
     local($th1,$th2,$th3) = &setup_column_alignments($2);
     $globals{"lineifont"} = $font;
     "<table border align=center>"
       . "\n  <tr>$th1<b>$h1</b></th>"
       . "\n      $th2<b>$h2</b></th>$'"
       . "\n</table>";
 }

 sub do_cmd_lineii{
     local($_) = @_;
     s/$next_pair_pr_rx//o;
     local($c1) = $2;
     s/$next_pair_pr_rx//o;
     local($c2) = $2;
     local($font) = $globals{"lineifont"};
     local($c1align, $c2align) = @col_aligns[0,1];
     "<tr>$c1align<$font>$c1</$font></td>\n"
       . "      $c2align$c2</td>$'";
 }

 sub do_env_tableiii{
     local($_) = @_;
     local($font,$h1,$h2,$h3) = ('', '', '', '');

     local($tableiii_rx) =
       "$next_pair_rx$any_next_pair_rx3$any_next_pair_rx5$any_next_pair_rx7"
 	. "$any_next_pair_rx9";
     if (/$tableiii_rx/o) {
 	$font = $4;
 	$h1 = $6;
 	$h2 = $8;
 	$h3 = $10;
     }
     local($th1,$th2,$th3) = &setup_column_alignments($2);
     $globals{"lineifont"} = $font;
     "<table border align=center>"
       . "\n  <tr>$th1<b>$h1</b></th>"
       . "\n      $th2<b>$h2</b></th>"
       . "\n      $th3<b>$h3</b></th>$'"
       . "\n</table>";
 }

 sub do_cmd_lineiii{
     local($_) = @_;
     s/$next_pair_pr_rx//o;
     local($c1) = $2;
     s/$next_pair_pr_rx//o;
     local($c2) = $2;
     s/$next_pair_pr_rx//o;
     local($c3) = $2;
     local($font) = $globals{"lineifont"};
     local($c1align, $c2align, $c3align) = @col_aligns;
     "<tr>$c1align<$font>$c1</$font></td>\n"
       . "      $c2align$c2</td>\n"
       . "      $c3align$c3</td>$'";
 }

 sub do_env_seealso{
     "<p><b>See Also:</b></p>\n" . @_[0];
 }

 sub do_cmd_seemodule{
     # Insert the right magic to jump to the module definition.  This should
     # work most of the time, at least for repeat builds....
     local($_) = @_;
     local($any_next_pair_pr_rx3) = "$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";
     s/$next_pair_pr_rx$any_next_pair_pr_rx3//;
     local($module,$text,$node,$key) = ($2, $4, '', "module$2");
     $key =~ s/_//g;
     # XXX somewhat bogus computation of $node
 #    $node = $external_labels{$key} unless
 #      ($node = $ref_files{$key});
     $node = $key;
     "<p>Module <tt><b><a href=\"$node#$key\">$module</a></b></tt>"
       . "&nbsp;&nbsp;&nbsp;($text)</p>"
       . $_;
 }

 sub do_cmd_seetext{
     "<p>" . @_[0];
 }


 sub do_cmd_maketitle {
     local($_) = @_;
     local($the_title) = '';
     if ($t_title) {
 	$the_title .= "<h1 align=\"center\">$t_title</h1>";
     } else { &write_warnings("\nThis document has no title."); }
     if ($t_author) {
 	if ($t_authorURL) {
 	    local($href) = &translate_commands($t_authorURL);
 	    $href = &make_named_href('author', $href, "<strong>${t_author}</strong>");
 	    $the_title .= "\n<p align=\"center\">$href</p>";
 	} else {
 	    $the_title .= "\n<p align=\"center\"><strong>$t_author</strong></p>";
 	}
     } else { &write_warnings("\nThere is no author for this document."); }
     if ($t_institute) {
         $the_title .= "\n<p align=\"center\"><small>$t_institute</small></p>";}
     if ($AUTHOR_ADDRESS) {
         $the_title .= "\n<p align=\"center\"><small>$AUTHOR_ADDRESS";
 	$the_title .= "</small></p>";}
     if ($t_affil) {
 	$the_title .= "\n<p align=\"center\"><i>$t_affil</i></p>";}
     if ($t_date) {
 	$the_title .= "\n<p align=\"center\"><strong>$t_date</strong>";
 	if ($PYTHON_VERSION) {
 	    $the_title .= "<br><strong>Release $PYTHON_VERSION</strong>";}
 	$the_title .= "</p>"
     }
     if ($t_address) {
 	$the_title .= "<br>\n<p align=\"left\"><small>$t_address</small></p>";
     } else { $the_title .= "\n<p align=\"left\">"}
     if ($t_email) {
 	$the_title .= "\n<p align=\"left\"><small>$t_email</small></p>";
     } else { $the_title .= "</p>" }
     $the_title . "<p><hr>\n" . $_ ;
 }


 # These are located down here since they screw up fontlock.

 sub do_cmd_file{
     # This uses a weird HTML construct to adjust the font to be
     # reasonable match that used in the printed form as much as
     # possible.  The expected behavior is that a browser that doesn't
     # understand "<font face=...>" markup will use courier (or whatever
     # the font is for <tt>).
     local($_) = @_;
     s/$any_next_pair_pr_rx/\"<tt>\2<\/tt>\"/;
     $_;
 }

 sub do_cmd_samp{
     local($_) = @_;
     s/$any_next_pair_pr_rx/\"<tt>\2<\/tt>\"/;
     $_;
 }

 1;				# This must be the last line
	# python.perl by Fred L. Drake, Jr. <fdrake@acm.org> -- perl --
	#
	# Heavily based on Guido van Rossum's myformat.perl (now obsolete).
	#
	# Extension to LaTeX2HTML for documents using myformat.sty.
	# Subroutines of the form do_cmd_<name> here define translations
	# for LaTeX commands \<name> defined in the corresponding .sty file.

	package main;


	# words typeset in a special way (not in HTML though)

	sub do_cmd_ABC{ 'ABC' . @_[0]; }
	sub do_cmd_UNIX{ 'Unix'. @_[0]; }
	sub do_cmd_ASCII{ 'ASCII' . @_[0]; }
	sub do_cmd_POSIX{ 'POSIX' . @_[0]; }
	sub do_cmd_C{ 'C' . @_[0]; }
	sub do_cmd_Cpp{ 'C++' . @_[0]; }
	sub do_cmd_EOF{ 'EOF' . @_[0]; }
	sub do_cmd_NULL{ '<tt>NULL</tt>' . @_[0]; }

	sub do_cmd_e{ '\' . @_[0]; }

	$AUTHOR_ADDRESS = '';
	$PYTHON_VERSION = '';

	sub do_cmd_version{ $PYTHON_VERSION . @_[0]; }
	sub do_cmd_release{
	local($_) = @_;
	s/$any_next_pair_pr_rx//;
	$PYTHON_VERSION = "$2";
	$_;
	}

	sub do_cmd_authoraddress{
	local($_) = @_;
	s/$any_next_pair_pr_rx//;
	$AUTHOR_ADDRESS = "$2";
	$_;
	}

	sub do_cmd_hackscore{
	local($_) = @_;
	s/$any_next_pair_pr_rx/_/;
	$_;
	}

	sub do_cmd_optional{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<\/var><big>\[<\/big><var>\2<\/var><big>\]<\/big><var>/;
	$_;
	}

	sub do_cmd_varvars{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<var>\2<\/var>/;
	$_;
	}

	# texinfo-like formatting commands: \code{...} etc.

	sub do_cmd_code{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<tt>\2<\/tt>/;
	$_;
	}

	sub do_cmd_sectcode{ &do_cmd_code(@_); }
	sub do_cmd_module{ &do_cmd_code(@_); }
	sub do_cmd_keyword{ &do_cmd_code(@_); }
	sub do_cmd_exception{ &do_cmd_code(@_); }
	sub do_cmd_class{ &do_cmd_code(@_); }
	sub do_cmd_function{ &do_cmd_code(@_); }
	sub do_cmd_constant{ &do_cmd_code(@_); }
	sub do_cmd_member{ &do_cmd_code(@_); }
	sub do_cmd_method{ &do_cmd_code(@_); }
	sub do_cmd_email{ &do_cmd_code(@_); }
	sub do_cmd_program{ &do_cmd_code(@_); }
	sub do_cmd_cfunction{ &do_cmd_code(@_); }
	sub do_cmd_cdata{ &do_cmd_code(@_); }
	sub do_cmd_ctype{ &do_cmd_code(@_); }

	sub do_cmd_email{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<tt><font face=sans-serif>\2<\/font><\/tt>/;
	$_;
	}

	sub do_cmd_url{
	# use the URL as both text and hyperlink
	local($_) = @_;
	s/$any_next_pair_pr_rx//;
	local($url) = $2;
	$url =~ s/~/~/g;
	"<tt><font face=sans-serif><a href=\"$url\">$url</a></font></tt>" . $_;
	}

	sub do_cmd_manpage{
	# two parameters: \manpage{name}{section}
	local($_) = @_;
	local($any_next_pair_pr_rx3) = "$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";
	s/$next_pair_pr_rx$any_next_pair_pr_rx3/<i>\2<\/i>(\4)/;
	$_;
	}

	sub do_cmd_rfc{
	local($_) = @_;
	s/$next_pair_pr_rx//;
	local($br_id,$rfcnumber) = ($1, $2);

	# Save the reference
	local($nstr) = &gen_index_id("RFC!RFC $rfcnumber", '');
	$index{$nstr} .= &make_half_href("$CURRENT_FILE#$br_id");
	"<a name=\"$br_id\">RFC $rfcnumber<\/a>" .$_;
	}

	sub do_cmd_kbd{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<kbd>\2<\/kbd>/;
	$_;
	}

	sub do_cmd_key{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<tt>\2<\/tt>/;
	$_;
	}

	sub do_cmd_var{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<i>\2<\/i>/;
	$_;
	}

	sub do_cmd_dfn{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<i>\2<\/i>/;
	$_;
	}

	sub do_cmd_emph{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<i>\2<\/i>/;
	$_;
	}

	sub do_cmd_strong{
	local($_) = @_;
	s/$any_next_pair_pr_rx/<b>\2<\/b>/;
	$_;
	}

	sub do_cmd_deprecated{
	# two parameters: \deprecated{version}{whattodo}
	local($_) = @_;
	local($any_next_pair_pr_rx3) = "$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";
	local($release,$action) = ($2, $4);
	s/$next_pair_pr_rx$any_next_pair_pr_rx3//;
	"<b>Deprecated since release $release.</b>"
	. "\n$action<p>"
	. $_;
	}

	# file and samp are at the end of this file since they screw up fontlock.

	# index commands

	$INDEX_SUBITEM = "";

	sub get_indexsubitem{
	$INDEX_SUBITEM ? " $INDEX_SUBITEM" : '';
	}

	sub do_cmd_setindexsubitem{
	local($_) = @_;
	s/$any_next_pair_pr_rx//;
	$INDEX_SUBITEM = $2;
	$_;
	}

	sub do_cmd_indexii{
	local($_) = @_;
	s/$next_pair_pr_rx//o;
	local($br_id1, $str1) = ($1, $2);
	s/$next_pair_pr_rx//o;
	local($br_id2, $str2) = ($1, $2);
	join('', &make_index_entry($br_id1, "$str1 $str2"),
	&make_index_entry($br_id2, "$str2, $str1"), $_);
	}

	sub do_cmd_indexiii{
	local($_) = @_;
	s/$next_pair_pr_rx//o;
	local($br_id1, $str1) = ($1, $2);
	s/$next_pair_pr_rx//o;
	local($br_id2, $str2) = ($1, $2);
	s/$next_pair_pr_rx//o;
	local($br_id3, $str3) = ($1, $2);
	join('', &make_index_entry($br_id1, "$str1 $str2 $str3"),
	&make_index_entry($br_id2, "$str2 $str3, $str1"),
	&make_index_entry($br_id3, "$str3, $str1 $str2"),
	$_);
	}

	sub do_cmd_indexiv{
	local($_) = @_;
	s/$next_pair_pr_rx//o;
	local($br_id1, $str1) = ($1, $2);
	s/$next_pair_pr_rx//o;
	local($br_id2, $str2) = ($1, $2);
	s/$next_pair_pr_rx//o;
	local($br_id3, $str3) = ($1, $2);
	s/$next_pair_pr_rx//o;
	local($br_id4, $str4) = ($1, $2);
	join('', &make_index_entry($br_id1, "$str1 $str2 $str3 $str4"),
	&make_index_entry($br_id2, "$str2 $str3 $str4, $str1"),
	&make_index_entry($br_id3, "$str3 $str4, $str1 $str2"),
	&make_index_entry($br_id4, "$str4, $str1 $str2 $str3"),
	$_);
	}

	sub do_cmd_ttindex{ &do_cmd_index(@_); }

	sub my_typed_index_helper{
	local($word, $_) = @_;
	s/$next_pair_pr_rx//o;
	local($br_id, $str) = ($1, $2);
	join('', &make_index_entry($br_id, "$str $word"),
	&make_index_entry($br_id, "$word, $str"), $_);
	}

	sub do_cmd_stindex{ &my_typed_index_helper('statement', @_); }
	sub do_cmd_opindex{ &my_typed_index_helper('operator', @_); }
	sub do_cmd_exindex{ &my_typed_index_helper('exception', @_); }
	sub do_cmd_obindex{ &my_typed_index_helper('object', @_); }

	sub my_parword_index_helper{
	local($word, $_) = @_;
	s/$next_pair_pr_rx//o;
	local($br_id, $str) = ($1, $2);
	&make_index_entry($br_id, "$str ($word)") . $_;
	}


	# Set this to true to strip out the <tt>...</tt> from index entries;
	# this is analogous to using the second definition of \idxcode{} from
	# myformat.sty.
	#
	# It is used from &make_mod_index_entry() and &make_str_index_entry().
	#
	$STRIP_INDEX_TT = 0;

	sub make_mod_index_entry{
	local($br_id,$str,$define) = @_;
	local($halfref) = &make_half_href("$CURRENT_FILE#$br_id");
	# If TITLE is not yet available (i.e the \index command is in the title
	# of the current section), use $ref_before.
	$TITLE = $ref_before unless $TITLE;
	# Save the reference
	if ($define eq "DEF") {
	local($nstr,$garbage) = split / /, $str, 2;
	$Modules{$nstr} .= $halfref;
	}
	$str = &gen_index_id($str, $define);
	if ($STRIP_INDEX_TT) {
	$str =~ s/<tt>(.*)<\/tt>/\1/;
	}
	$index{$str} .= $halfref;
	"<a name=\"$br_id\">$anchor_invisible_mark<\/a>";
	}

	sub my_module_index_helper{
	local($word, $_) = @_;
	s/$next_pair_pr_rx[\n]*//o;
	local($br_id, $str) = ($1, $2);
	local($section_tag) = join('', @curr_sec_id);
	$word = "$word " if $word;
	&make_mod_index_entry("SECTION$section_tag",
	"<tt>$str</tt> (${word}module)", 'DEF');
	$_;
	}

	sub ref_module_index_helper{
	local($word, $_) = @_;
	s/$next_pair_pr_rx//o;
	local($br_id, $str) = ($1, $2);
	$word = "$word " if $word;
	&make_mod_index_entry($br_id, "<tt>$str</tt> (${word}module)", 'REF') . $_;
	}

	sub do_cmd_bifuncindex{ &my_parword_index_helper('built-in function', @_); }
	sub do_cmd_modindex{ &my_module_index_helper('', @_); }
	sub do_cmd_bimodindex{ &my_module_index_helper('built-in', @_); }
	sub do_cmd_exmodindex{ &my_module_index_helper('extension', @_); }
	sub do_cmd_stmodindex{ &my_module_index_helper('standard', @_); }

	# these should be adjusted a bit....
	sub do_cmd_refmodindex{ &ref_module_index_helper('', @_); }
	sub do_cmd_refbimodindex{ &ref_module_index_helper('built-in', @_); }
	sub do_cmd_refexmodindex{ &ref_module_index_helper('extension', @_); }
	sub do_cmd_refstmodindex{ &ref_module_index_helper('standard', @_); }

	sub do_cmd_nodename{ &do_cmd_label(@_); }

	sub init_myformat{
	# XXX need some way for this to be called after &initialise; ???
	$anchor_mark = '';
	$icons{'anchor_mark'} = '';
	# <<2>>...<<2>>
	$any_next_pair_rx3 = "$O(\\d+)$C([\\s\\S]*)$O\\3$C";
	$any_next_pair_rx5 = "$O(\\d+)$C([\\s\\S]*)$O\\5$C";
	$any_next_pair_rx7 = "$O(\\d+)$C([\\s\\S]*)$O\\7$C";
	$any_next_pair_rx9 = "$O(\\d+)$C([\\s\\S]*)$O\\9$C";
	# <#2#>...<#2#>
	$any_next_pair_pr_rx_3 = "$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";
	$any_next_pair_pr_rx_5 = "$OP(\\d+)$CP([\\s\\S]*)$OP\\5$CP";
	$any_next_pair_pr_rx_7 = "$OP(\\d+)$CP([\\s\\S]*)$OP\\7$CP";
	$any_next_pair_pr_rx_9 = "$OP(\\d+)$CP([\\s\\S]*)$OP\\9$CP";
	# if (defined &process_commands_wrap_deferred) {
	# &process_commands_wrap_deferred(<<THESE_COMMANDS);
	# indexii # {} # {}
	# indexiii # {} # {} # {}
	# indexiv # {} # {} # {} # {}
	# exindex # {}
	# obindex # {}
	# opindex # {}
	# stindex # {}
	# ttindex # {}
	# bifuncindex # {}
	# modindex # {}
	# bimodindex # {}
	# exmodindex # {}
	# stmodindex # {}
	# refmodindex # {}
	# refbimodindex # {}
	# refexmodindex # {}
	# refstmodindex # {}
	# rfc # {}
	# THESE_COMMANDS
	# }
	}

	&init_myformat;

	# similar to make_index_entry(), but includes the string in the result
	# instead of the dummy filler.
	#
	sub make_str_index_entry{
	local($br_id,$str) = @_;
	# If TITLE is not yet available (i.e the \index command is in the title
	# of the current section), use $ref_before.
	$TITLE = $ref_before unless $TITLE;
	# Save the reference
	local($nstr) = &gen_index_id($str, '');
	if ($STRIP_INDEX_TT) {
	$nstr =~ s/<tt>(.*)<\/tt>/\1/;
	}
	$index{$nstr} .= &make_half_href("$CURRENT_FILE#$br_id");
	"<a name=\"$br_id\">$str<\/a>";
	}

	# Changed from the stock version to indent {verbatim} sections,
	# and make them smaller, to better match the LaTeX version:

	# (Used with LaTeX2HTML 96.1*)
	sub replace_verbatim {
	# Modifies $_
	local($prefix,$suffix) = ("\n<p><dl><dd><pre>\n", "</pre></dl>");
	s/$verbatim_mark(verbatim)(\d+)/$prefix$verbatim{$2}$suffix/go;
	s/$verbatim_mark(rawhtml)(\d+)/$verbatim{$2}/ego; # Raw HTML
	}

	# (Used with LaTeX2HTML 98.1)
	sub replace_verbatim_hook{
	# Modifies $_
	local($prefix,$suffix) = ("\n<p><dl><dd>", "</dl>");
	s/$math_verbatim_rx/&put_comment("MATH: ".$verbatim{$1})/eg;
	s/$verbatim_mark(\w[vV]erbatim\?)(\d+)\#/$prefix$verbatim{$2}$suffix/go;
	# Raw HTML, but replacements may have protected characters
	s/$verbatim_mark(rawhtml)(\d+)#/&unprotect_raw_html($verbatim{$2})/eg;
	s/$verbatim_mark$keepcomments(\d+)#/$verbatim{$2}/ego; # Raw TeX
	s/$unfinished_mark$keepcomments(\d+)#/$verbatim{$2}/ego; # Raw TeX
	}

	sub do_env_cfuncdesc{
	local($_) = @_;
	local($return_type,$function_name,$arg_list,$idx) = ('', '', '', '');
	local($cfuncdesc_rx) =
	"$next_pair_rx$any_next_pair_rx3$any_next_pair_rx5";
	if (/$cfuncdesc_rx/o) {
	$return_type = "$2";
	$function_name = "$4";
	$arg_list = "$6";
	$idx = &make_str_index_entry($3,
	"<tt>$function_name</tt>" . &get_indexsubitem);
	$idx =~ s/ \(.*\)//;
	}
	"<dl><dt>$return_type <b>$idx</b>"
	. "(<var>$arg_list</var>)\n<dd>$'\n</dl>"
	}

	sub do_env_ctypedesc{
	local($_) = @_;
	local($type_name) = ('');
	local($cfuncdesc_rx) = "$next_pair_rx";
	if (/$cfuncdesc_rx/o) {
	$type_name = "$2";
	$idx = &make_str_index_entry($1,
	"<tt>$type_name</tt>" . &get_indexsubitem);
	$idx =~ s/ \(.*\)//;
	}
	"<dl><dt><b>$idx</b>\n<dd>$'\n</dl>"
	}

	sub do_env_cvardesc{
	local($_) = @_;
	local($var_type,$var_name,$idx) = ('', '', '');
	local($cfuncdesc_rx) = "$next_pair_rx$any_next_pair_rx3";
	if (/$cfuncdesc_rx/o) {
	$var_type = "$2";
	$var_name = "$4";
	$idx = &make_str_index_entry($3,
	"<tt>$var_name</tt>" . &get_indexsubitem);
	$idx =~ s/ \(.*\)//;
	}
	"<dl><dt>$var_type <b>$idx</b>\n"
	. "<dd>$'\n</dl>";
	}

	sub do_env_funcdesc{
	local($_) = @_;
	local($function_name,$arg_list,$idx) = ('', '', '');
	local($funcdesc_rx) = "$next_pair_rx$any_next_pair_rx3";
	if (/$funcdesc_rx/o) {
	$function_name = "$2";
	$arg_list = "$4";
	$idx = &make_str_index_entry($3,
	"<tt>$function_name</tt>" . &get_indexsubitem);
	$idx =~ s/ \(.*\)//;
	}
	"<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>$'\n</dl>";
	}

	sub do_env_funcdescni{
	local($_) = @_;
	local($function_name,$arg_list,$idx) = ('', '', '');
	local($funcdesc_rx) = "$next_pair_rx$any_next_pair_rx3";
	if (/$funcdesc_rx/o) {
	$function_name = "$2";
	$arg_list = "$4";
	if ($STRIP_INDEX_TT) {
	$idx = $function_name; }
	else {
	$idx = "<tt>$function_name</tt>"; }
	}
	"<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>$'\n</dl>";
	}

	sub do_cmd_funcline{
	local($_) = @_;
	local($funcdesc_rx) = "$next_pair_pr_rx$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";

	s/$funcdesc_rx//o;
	local($br_id, $function_name, $arg_list) = ($3, $2, $4);
	local($idx) = &make_str_index_entry($br_id, "<tt>$function_name</tt>");

	"<dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>" . $_;
	}

	# Change this flag to index the opcode entries. I don't think it's very
	# useful to index them, since they're only presented to describe the dis
	# module.
	#
	$INDEX_OPCODES = 0;

	sub do_env_opcodedesc{
	local($_) = @_;
	local($opcode_name,$arg_list,$stuff,$idx) = ('', '', '', '');
	local($opcodedesc_rx) = "$next_pair_rx$any_next_pair_rx3";
	if (/$opcodedesc_rx/o) {
	$opcode_name = "$2";
	$arg_list = "$4";
	if ($INDEX_OPCODES) {
	$idx = &make_str_index_entry($3,
	"<tt>$opcode_name</tt> (byte code instruction)");
	$idx =~ s/ \(byte code instruction\)//;
	}
	else {
	$idx = "<tt>$opcode_name</tt>";
	}
	}
	$stuff = "<dl><dt><b>$idx</b>";
	if ($arg_list) {
	$stuff .= "    <var>$arg_list</var>";
	}
	$stuff . "\n<dd>$'\n</dl>";
	}

	sub do_env_datadesc{
	local($_) = @_;
	local($idx) = '';
	if (/$next_pair_rx/o) {
	$idx = &make_str_index_entry($1, "<tt>$2</tt>" . &get_indexsubitem);
	$idx =~ s/ \(.*\)//;
	}
	"<dl><dt><b>$idx</b>\n<dd>$'\n</dl>"
	}

	sub do_env_datadescni{
	local($_) = @_;
	local($idx) = '';
	if (/$next_pair_rx/o) {
	if ($STRING_INDEX_TT) {
	$idx = "$2"; }
	else {
	$idx = "<tt>$2</tt>"; }
	}
	"<dl><dt><b>$idx</b>\n<dd>$'\n</dl>"
	}

	sub do_cmd_dataline{
	local($_) = @_;

	s/$next_pair_pr_rx//o;
	local($br_id, $data_name) = ($1, $2);
	local($idx) = &make_str_index_entry($br_id, "<tt>$data_name</tt>"
	. &get_indexsubitem);
	$idx =~ s/ \(.*\)//;

	"<dt><b>$idx</b>\n<dd>" . $_;
	}

	sub do_env_excdesc{ &do_env_datadesc(@_); }
	sub do_env_classdesc{ &do_env_funcdesc(@_); }
	sub do_env_fulllineitems{ &do_env_itemize(@_); }


	@col_aligns = ("<td>", "<td>", "<td>");

	sub setup_column_alignments{
	local($_) = @_;
	local($j1,$a1,$a2,$a3,$j4) = split(/[\|]/,$_);
	local($th1,$th2,$th3) = ('<th>', '<th>', '<th>');
	$col_aligns[0] = (($a1 eq "c") ? "<td align=center>" : "<td>");
	$col_aligns[1] = (($a2 eq "c") ? "<td align=center>" : "<td>");
	$col_aligns[2] = (($a3 eq "c") ? "<td align=center>" : "<td>");
	# return the aligned header start tags; only used for \begin{tableiii?}
	$th1 = (($a1 eq "l") ? "<th align=left>"
	: ($a1 eq "r" ? "<th align=right>" : "<th>"));
	$th2 = (($a2 eq "l") ? "<th align=left>"
	: ($a2 eq "r" ? "<th align=right>" : "<th>"));
	$th3 = (($a3 eq "l") ? "<th align=left>"
	: ($a3 eq "r" ? "<th align=right>" : "<th>"));
	($th1, $th2, $th3);
	}

	sub do_env_tableii{
	local($_) = @_;
	local($font,$h1,$h2) = ('', '', '');
	local($tableiii_rx) =
	"$next_pair_rx$any_next_pair_rx3$any_next_pair_rx5$any_next_pair_rx7";
	if (/$tableiii_rx/o) {
	$font = $4;
	$h1 = $6;
	$h2 = $8;
	}
	local($th1,$th2,$th3) = &setup_column_alignments($2);
	$globals{"lineifont"} = $font;
	"<table border align=center>"
	. "\n <tr>$th1<b>$h1</b></th>"
	. "\n $th2<b>$h2</b></th>$'"
	. "\n</table>";
	}

	sub do_cmd_lineii{
	local($_) = @_;
	s/$next_pair_pr_rx//o;
	local($c1) = $2;
	s/$next_pair_pr_rx//o;
	local($c2) = $2;
	local($font) = $globals{"lineifont"};
	local($c1align, $c2align) = @col_aligns[0,1];
	"<tr>$c1align<$font>$c1</$font></td>\n"
	. " $c2align$c2</td>$'";
	}

	sub do_env_tableiii{
	local($_) = @_;
	local($font,$h1,$h2,$h3) = ('', '', '', '');

	local($tableiii_rx) =
	"$next_pair_rx$any_next_pair_rx3$any_next_pair_rx5$any_next_pair_rx7"
	. "$any_next_pair_rx9";
	if (/$tableiii_rx/o) {
	$font = $4;
	$h1 = $6;
	$h2 = $8;
	$h3 = $10;
	}
	local($th1,$th2,$th3) = &setup_column_alignments($2);
	$globals{"lineifont"} = $font;
	"<table border align=center>"
	. "\n <tr>$th1<b>$h1</b></th>"
	. "\n $th2<b>$h2</b></th>"
	. "\n $th3<b>$h3</b></th>$'"
	. "\n</table>";
	}

	sub do_cmd_lineiii{
	local($_) = @_;
	s/$next_pair_pr_rx//o;
	local($c1) = $2;
	s/$next_pair_pr_rx//o;
	local($c2) = $2;
	s/$next_pair_pr_rx//o;
	local($c3) = $2;
	local($font) = $globals{"lineifont"};
	local($c1align, $c2align, $c3align) = @col_aligns;
	"<tr>$c1align<$font>$c1</$font></td>\n"
	. " $c2align$c2</td>\n"
	. " $c3align$c3</td>$'";
	}

	sub do_env_seealso{
	"<p><b>See Also:</b></p>\n" . @_[0];
	}

	sub do_cmd_seemodule{
	# Insert the right magic to jump to the module definition. This should
	# work most of the time, at least for repeat builds....
	local($_) = @_;
	local($any_next_pair_pr_rx3) = "$OP(\\d+)$CP([\\s\\S]*)$OP\\3$CP";
	s/$next_pair_pr_rx$any_next_pair_pr_rx3//;
	local($module,$text,$node,$key) = ($2, $4, '', "module$2");
	$key =~ s/_//g;
	# XXX somewhat bogus computation of $node
	# $node = $external_labels{$key} unless
	# ($node = $ref_files{$key});
	$node = $key;
	"<p>Module <tt><b><a href=\"$node#$key\">$module</a></b></tt>"
	. "   ($text)</p>"
	. $_;
	}

	sub do_cmd_seetext{
	"<p>" . @_[0];
	}


	sub do_cmd_maketitle {
	local($_) = @_;
	local($the_title) = '';
	if ($t_title) {
	$the_title .= "<h1 align=\"center\">$t_title</h1>";
	} else { &write_warnings("\nThis document has no title."); }
	if ($t_author) {
	if ($t_authorURL) {
	local($href) = &translate_commands($t_authorURL);
	$href = &make_named_href('author', $href, "<strong>${t_author}</strong>");
	$the_title .= "\n<p align=\"center\">$href</p>";
	} else {
	$the_title .= "\n<p align=\"center\"><strong>$t_author</strong></p>";
	}
	} else { &write_warnings("\nThere is no author for this document."); }
	if ($t_institute) {
	$the_title .= "\n<p align=\"center\"><small>$t_institute</small></p>";}
	if ($AUTHOR_ADDRESS) {
	$the_title .= "\n<p align=\"center\"><small>$AUTHOR_ADDRESS";
	$the_title .= "</small></p>";}
	if ($t_affil) {
	$the_title .= "\n<p align=\"center\"><i>$t_affil</i></p>";}
	if ($t_date) {
	$the_title .= "\n<p align=\"center\"><strong>$t_date</strong>";
	if ($PYTHON_VERSION) {
	$the_title .= "<br><strong>Release $PYTHON_VERSION</strong>";}
	$the_title .= "</p>"
	}
	if ($t_address) {
	$the_title .= "<br>\n<p align=\"left\"><small>$t_address</small></p>";
	} else { $the_title .= "\n<p align=\"left\">"}
	if ($t_email) {
	$the_title .= "\n<p align=\"left\"><small>$t_email</small></p>";
	} else { $the_title .= "</p>" }
	$the_title . "<p><hr>\n" . $_ ;
	}


	# These are located down here since they screw up fontlock.

	sub do_cmd_file{
	# This uses a weird HTML construct to adjust the font to be
	# reasonable match that used in the printed form as much as
	# possible. The expected behavior is that a browser that doesn't
	# understand "<font face=...>" markup will use courier (or whatever
	# the font is for <tt>).
	local($_) = @_;
	s/$any_next_pair_pr_rx/\"<tt>\2<\/tt>\"/;
	$_;
	}

	sub do_cmd_samp{
	local($_) = @_;
	s/$any_next_pair_pr_rx/\"<tt>\2<\/tt>\"/;
	$_;
	}

	1; # This must be the last line