cpython/Doc/perl/python.perl

759 lines
21 KiB
Perl

# 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;
sub next_argument_id{
my ($param,$br_id);
$param = missing_braces()
unless ((s/$next_pair_pr_rx/$br_id=$1;$param=$2;''/eo)
||(s/$next_pair_rx/$br_id=$1;$param=$2;''/eo));
($param, $br_id);
}
sub next_argument{
my ($param,$br_id) = next_argument_id();
$param;
}
sub next_optional_argument{
my($param,$rx) = ('', "^\\s*(\\[([^]]*)\\])?");
s/$rx/$param=$1;''/eo;
$param;
}
sub swallow_newline{
s/[\n]?//o;
}
# 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{ $PYTHON_VERSION . @_[0]; }
sub do_cmd_release{
local($_) = @_;
$PYTHON_VERSION = next_argument();
$_;
}
sub do_cmd_authoraddress{
local($_) = @_;
$AUTHOR_ADDRESS = next_argument();
$_;
}
sub do_cmd_hackscore{
local($_) = @_;
next_argument();
'_' . $_;
}
sub use_wrappers{
local($_,$before,$after) = @_;
my $stuff = next_argument();
$before . $stuff . $after . $_;
}
sub use_current{ use_wrappers(@_[0], '', ''); }
sub use_sans_serif{ use_wrappers(@_[0], '<font face=sans-serif>', '</font>'); }
sub use_italics{ use_wrappers(@_[0], '<i>', '</i>'); }
sub do_cmd_optional{
use_wrappers(@_[0], "</var><big>\[</big><var>",
"</var><big>\]</big><var>");
}
# Logical formatting (some based on texinfo), needs to be converted to
# minimalist HTML. The "minimalist" is primarily to reduce the size of
# output files for users that read them over the network rather than
# from local repositories.
sub do_cmd_pytype{ use_current(@_); }
sub do_cmd_makevar{ use_current(@_); }
sub do_cmd_code{ use_wrappers(@_[0], '<tt>', '</tt>'); }
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_cfunction{ do_cmd_code(@_); }
sub do_cmd_cdata{ do_cmd_code(@_); }
sub do_cmd_ctype{ do_cmd_code(@_); }
sub do_cmd_regexp{ do_cmd_code(@_); }
sub do_cmd_key{ do_cmd_code(@_); }
sub do_cmd_character{ do_cmd_samp(@_); }
sub do_cmd_program{ do_cmd_strong(@_); }
sub do_cmd_email{ use_sans_serif(@_); }
sub do_cmd_mimetype{ use_sans_serif(@_); }
sub do_cmd_var{ use_italics(@_); }
sub do_cmd_dfn{ use_italics(@_); } # make an index entry?
sub do_cmd_emph{ use_italics(@_); }
sub do_cmd_file{ use_wrappers(@_[0], '"<tt>', '</tt>"'); }
sub do_cmd_samp{ use_wrappers(@_[0], '"<tt>', '</tt>"'); }
sub do_cmd_kbd{ use_wrappers(@_[0], '<kbd>', '</kbd>'); }
sub do_cmd_strong{ use_wrappers(@_[0], '<b>', '</b>'); }
# \sectcode is obsolete, but keep it around here for a little while;
# mostly expected to be useful for HOWTO support until that stuff is
# more stable and checked.
sub do_cmd_sectcode{ do_cmd_code(@_); }
sub do_cmd_newsgroup{
local($_) = @_;
my $newsgroup = next_argument();
my $stuff = "<a href=\"news:$newsgroup\"><font face=sans-serif>"
. "$newsgroup</font></a>";
$stuff . $_;
}
sub do_cmd_envvar{
local($_) = @_;
my($envvar,$br_id) = next_argument_id();
my($name,$aname,$ahref) = link_info($br_id);
# The <tt> here is really to keep buildindex.py from making
# the variable name case-insensitive.
add_index_entry("environment variables!$envvar@<tt>\$$envvar</tt>",
$ahref);
add_index_entry("$envvar@\$$envvar", $ahref);
"$aname\$$envvar</a>" . $_;
}
sub do_cmd_url{
# use the URL as both text and hyperlink
local($_) = @_;
my $url = next_argument();
$url =~ s/~/&#126;/g;
"<a href=\"$url\"><font face=sans-serif>$url</font></a>" . $_;
}
sub do_cmd_manpage{
# two parameters: \manpage{name}{section}
local($_) = @_;
my $page = next_argument();
my $section = next_argument();
"<i>$page</i>($section)" . $_;
}
sub do_cmd_rfc{
local($_) = @_;
my($rfcnumber,$br_id) = next_argument();
# Save the reference
my $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_deprecated{
# two parameters: \deprecated{version}{whattodo}
local($_) = @_;
my $release = next_argument();
my $reason = next_argument();
"<b>Deprecated since release $release.</b>\n$reason<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 ? " $INDEX_SUBITEM" : '';
'';
}
sub do_cmd_setindexsubitem{
local($_) = @_;
$INDEX_SUBITEM = next_argument();
$_;
}
sub do_cmd_withsubitem{
# We can't really do the right right thing, because LaTeX2HTML doesn't
# do things in the right order, but we need to at least strip this stuff
# out, and leave anything that the second argument expanded out to.
#
local($_) = @_;
next_argument();
my $stuff = next_argument();
$stuff . $_;
}
# This is the prologue macro which is required to start writing the
# mod\jobname.idx file; we can just ignore it.
#
sub do_cmd_makemodindex{ @_[0]; }
# We're in the document subdirectory when this happens!
#
open(IDXFILE, '>index.dat') || die "\n$!\n";
open(INTLABELS, '>intlabels.pl') || die "\n$!\n";
print INTLABELS "%internal_labels = ();\n";
print INTLABELS "1; # hack in case there are no entries\n\n";
# Using \0 for this is bad because we can't use common tools to work with the
# resulting files. Things like grep can be useful with this stuff!
#
$IDXFILE_FIELD_SEP = "\1";
sub gen_target_name{
"l2h-" . @_[0];
}
sub gen_target{
'<a name="' . @_[0] . '">';
}
sub gen_link{
my($node,$target) = @_;
print INTLABELS "\$internal_labels{\"$target\"} = \"$URL/$node\";\n";
"<a href=\"$node#$target\">";
}
sub make_index_entry{
my($br_id,$str) = @_;
my($name,$aname,$ahref) = link_info($br_id);
add_index_entry($str, $ahref);
"$aname$anchor_invisible_mark</a>";
}
sub add_index_entry{
# add an entry to the index structures; ignore the return value
my($str,$ahref) = @_;
$str = gen_index_id($str, '');
$index{$str} .= $ahref;
print IDXFILE $ahref, $IDXFILE_FIELD_SEP, $str, "\n";
}
sub link_info{
my $name = gen_target_name(@_[0]);
my $aname = gen_target($name);
my $ahref = gen_link($CURRENT_FILE, $name);
return ($name, $aname, $ahref);
}
sub do_cmd_index{
local($_) = @_;
my($str,$br_id) = next_argument_id();
swallow_newline();
#
my($name,$aname,$ahref) = link_info($br_id);
add_index_entry("$str", $ahref);
"$aname$anchor_invisible_mark</a>" . $_;
}
sub do_cmd_indexii{
local($_) = @_;
my($str1,$br_id) = next_argument_id();
my $str2 = next_argument();
#
my($name,$aname,$ahref) = link_info($br_id);
add_index_entry("$str1!$str2", $ahref);
add_index_entry("$str2!$str1", $ahref);
"$aname$anchor_invisible_mark</a>" . $_;
}
sub do_cmd_indexiii{
local($_) = @_;
my($str1,$br_id) = next_argument();
my $str2 = next_argument();
my $str3 = next_argument();
#
my($name,$aname,$ahref) = link_info($br_id);
add_index_entry("$str1!$str2 $str3", $ahref);
add_index_entry("$str2!$str3, $str1", $ahref);
add_index_entry("$str3!$str1 $str2", $ahref);
"$aname$anchor_invisible_mark</a>" . $_;
}
sub do_cmd_indexiv{
local($_) = @_;
my($str1,$br_id) = next_argument();
my $str2 = next_argument();
my $str3 = next_argument();
my $str4 = next_argument();
#
my($name,$aname,$ahref) = link_info($br_id);
add_index_entry("$str1!$str2 $str3 $str4", $ahref);
add_index_entry("$str2!$str3 $str4, $str1", $ahref);
add_index_entry("$str3!$str4, $str1 $str2", $ahref);
add_index_entry("$str4!$$str1 $str2 $str3", $ahref);
"$aname$anchor_invisible_mark</a>" . $_;
}
sub do_cmd_ttindex{
local($_) = @_;
my($str,$br_id) = next_argument_id();
swallow_newline();
make_index_entry($br_id, $str . get_indexsubitem()) . $_;
}
sub my_typed_index_helper{
local($word,$_) = @_;
my($str,$br_id) = next_argument();
swallow_newline();
#
my($name,$aname,$ahref) = link_info($br_id1);
add_index_entry("$str $word", $ahref);
add_index_entry("$word!$str", $ahref);
"$aname$anchor_invisible_mark</a>" . $_;
}
sub do_cmd_stindex{ my_typed_index_helper('statement', @_); }
sub do_cmd_opindex{ my_typed_index_helper('operator', @_); }
sub do_cmd_exindex{ my_typed_index_helper('exception', @_); }
sub do_cmd_obindex{ my_typed_index_helper('object', @_); }
sub my_parword_index_helper{
local($word,$_) = @_;
my($str,$br_id) = next_argument_id();
swallow_newline();
make_index_entry($br_id, "$str ($word)") . $_;
}
sub make_mod_index_entry{
my($br_id,$str,$define) = @_;
my($name,$aname,$ahref) = link_info($br_id);
# equivalent of add_index_entry() using $define instead of ''
$str = gen_index_id($str, $define);
$index{$str} .= $ahref;
print IDXFILE $ahref, $IDXFILE_FIELD_SEP, $str, "\n";
if ($define eq 'DEF') {
# add to the module index
my($nstr,$garbage) = split / /, $str, 2;
$Modules{$nstr} .= $ahref;
}
"$aname$anchor_invisible_mark</a>";
}
$THIS_MODULE = '';
$THIS_CLASS = '';
sub my_module_index_helper{
local($word, $_) = @_;
my($str,$br_id) = next_argument_id();
swallow_newline();
my $section_tag = join('', @curr_sec_id);
$word = "$word " if $word;
$THIS_MODULE = "$str";
make_mod_index_entry("SECTION$section_tag",
"<tt>$str</tt> (${word}module)", 'DEF') . $_;
}
sub ref_module_index_helper{
local($word, $_) = @_;
my($str,$br_id) = next_argument();
swallow_newline();
$word = "$word " if $word;
make_mod_index_entry($br_id, "<tt>$str</tt> (${word}module)", 'REF') . $_;
}
sub do_cmd_bifuncindex{
local($_) = @_;
my($str,$br_id) = next_argument();
swallow_newline();
my $fname = "<tt>$str()</tt>";
make_index_entry($br_id, "$fname (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{
# $anchor_invisible_mark = '';
$anchor_mark = '';
$icons{'anchor_mark'} = '';
}
init_myformat();
# similar to make_index_entry(), but includes the string in the result
# instead of the dummy filler.
#
sub make_str_index_entry{
my($br_id,$str) = @_;
my($name,$aname,$ahref) = link_info($br_id);
add_index_entry($str, $ahref);
"$aname$str</a>";
}
sub do_env_cfuncdesc{
local($_) = @_;
my $return_type = next_argument();
my($function_name,$br_id) = next_argument_id();
my $arg_list = next_argument();
my $idx = make_str_index_entry($br_id,
"<tt>$function_name()</tt>" . get_indexsubitem());
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)//; # ????
"<dl><dt>$return_type <b>$idx</b>"
. "(<var>$arg_list</var>)\n<dd>"
. $_
. '</dl>';
}
sub do_env_ctypedesc{
local($_) = @_;
my($type_name,$br_id) = next_argument_id();
my $idx = make_str_index_entry($br_id,
"<tt>$type_name</tt>" . get_indexsubitem());
$idx =~ s/ \(.*\)//;
"<dl><dt><b>$idx</b>\n<dd>"
. $_
. '</dl>'
}
sub do_env_cvardesc{
local($_) = @_;
my $var_type = next_argument();
my($var_name,$br_id) = next_argument_id();
my $idx = make_str_index_entry($br_id,
"<tt>$var_name</tt>" . get_indexsubitem());
$idx =~ s/ \(.*\)//;
"<dl><dt>$var_type <b>$idx</b>\n"
. '<dd>'
. $_
. '</dl>';
}
sub do_env_funcdesc{
local($_) = @_;
my $function_name = next_argument();
my($arg_list,$br_id) = next_argument_id();
my $idx = make_str_index_entry($br_id, "<tt>$function_name()</tt>"
. get_indexsubitem());
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)//;
"<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>" . $_ . '</dl>';
}
sub do_env_funcdescni{
local($_) = @_;
my $function_name = next_argument();
my $arg_list = next_argument();
"<dl><dt><b><tt>$function_name</tt></b> (<var>$arg_list</var>)\n<dd>"
. $_ . '</dl>';
}
sub do_cmd_funcline{
local($_) = @_;
my $function_name = next_argument();
my($arg_list,$br_id) = next_argument_id();
my $idx = make_str_index_entry($br_id, "<tt>$function_name()</tt>"
. get_indexsubitem());
$idx =~ s/\(\)//;
"<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.
#
$INDEX_OPCODES = 0;
sub do_env_opcodedesc{
local($_) = @_;
my $opcode_name = next_argument();
my($arg_list,$br_id) = next_argument_id();
my $idx;
if ($INDEX_OPCODES) {
$idx = make_str_index_entry($br_id,
"<tt>$opcode_name</tt> (byte code instruction)");
$idx =~ s/ \(byte code instruction\)//;
}
else {
$idx = "<tt>$opcode_name</tt>";
}
my $stuff = "<dl><dt><b>$idx</b>";
if ($arg_list) {
$stuff .= "&nbsp;&nbsp;&nbsp;&nbsp;<var>$arg_list</var>";
}
$stuff . "\n<dd>" . $_ . '</dl>';
}
sub do_env_datadesc{
local($_) = @_;
my($dataname,$br_id) = next_argument_id();
my $idx = make_str_index_entry($br_id,
"<tt>$dataname</tt>" . get_indexsubitem());
$idx =~ s/ \(.*\)//;
"<dl><dt><b>$idx</b>\n<dd>"
. $_
. '</dl>';
}
sub do_env_datadescni{
local($_) = @_;
my $idx = next_argument();
if (! $STRING_INDEX_TT) {
$idx = "<tt>$idx</tt>";
}
"<dl><dt><b>$idx</b>\n<dd>" . $_ . '</dl>';
}
sub do_cmd_dataline{
local($_) = @_;
my($data_name,$br_id) = next_argument_id();
my $idx = make_str_index_entry($br_id, "<tt>$data_name</tt>"
. get_indexsubitem());
$idx =~ s/ \(.*\)//;
"<dt><b>$idx</b><dd>" . $_;
}
sub do_env_excdesc{
local($_) = @_;
my($excname,$br_id) = next_argument_id();
my $idx = make_str_index_entry($br_id, "<tt>$excname</tt>");
"<dl><dt><b>$idx</b>\n<dd>" . $_ . '</dl>'
}
sub do_env_fulllineitems{ do_env_itemize(@_); }
sub do_env_classdesc{
local($_) = @_;
$THIS_CLASS = next_argument();
my($arg_list,$br_id) = next_argument_id();
$idx = make_str_index_entry($br_id,
"<tt>$THIS_CLASS</tt> (class in $THIS_MODULE)" );
$idx =~ s/ \(.*\)//;
"<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>" . $_ . '</dl>';
}
sub do_env_methoddesc{
local($_) = @_;
my $class_name = next_optional_argument();
$class_name = $THIS_CLASS
unless $class_name;
my($method_name,$br_id) = next_argument_id();
my $arg_list = next_argument();
my $extra = '';
if ($class_name) {
$extra = " ($class_name method)";
}
my $idx = make_str_index_entry($br_id, "<tt>$method_name()</tt>$extra");
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)//;
"<dl><dt><b>$idx</b> (<var>$arg_list</var>)\n<dd>" . $_ . '</dl>';
}
sub do_env_methoddescni{
local($_) = @_;
next_optional_argument();
my $method = next_argument();
my $arg_list = next_argument();
"<dl><dt><b>$method</b> (<var>$arg_list</var>)\n<dd>" . $_ . '</dl>';
}
sub do_env_memberdesc{
local($_) = @_;
my $class = next_optional_argument();
my($member,$br_id) = next_argument();
$class = $THIS_CLASS
unless $class;
my $extra = '';
$extra = " ($class_name attribute)"
if (!($class eq ''));
my $idx = make_str_index_entry($br_id, "<tt>$member</tt>$extra");
$idx =~ s/ \(.*\)//;
$idx =~ s/\(\)//;
"<dl><dt><b>$idx</b>\n<dd>" . $_ . '</dl>';
}
sub do_env_memberdescni{
local($_) = @_;
next_optional_argument();
my $member = next_argument();
"<dl><dt><b>$member</b>\n<dd>" . $_ . '</dl>';
}
@col_aligns = ("<td>", "<td>", "<td>");
sub setup_column_alignments{
local($_) = @_;
my($a1,$a2,$a3) = split(/[|]/,$_);
my($th1,$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, $th3);
}
sub do_env_tableii{
local($_) = @_;
my($th1,$th2,$th3) = setup_column_alignments(next_argument());
my $font = next_argument();
my $h1 = next_argument();
my $h2 = next_argument();
$font = ''
if ($font eq 'textrm');
$globals{'lineifont'} = $font;
'<table border align=center>'
. "\n <tr>$th1<b>$h1</b></th>"
. "\n $th2<b>$h2</b></th>"
. $_
. "\n</table>";
}
sub do_cmd_lineii{
local($_) = @_;
my $c1 = next_argument();
my $c2 = next_argument();
my($font,$sfont,$efont) = ($globals{'lineifont'}, '', '');
if ($font) {
$sfont = "<$font>";
$efont = "</$font>";
}
my($c1align,$c2align) = @col_aligns[0,1];
"<tr>$c1align$sfont$c1$efont</td>\n"
. " $c2align$c2</td>"
. $_;
}
sub do_env_tableiii{
local($_) = @_;
my($th1,$th2,$th3) = setup_column_alignments(next_argument());
my $font = next_argument();
my $h1 = next_argument();
my $h2 = next_argument();
my $h3 = next_argument();
$font = ''
if ($font eq 'textrm');
$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>"
. $_
. "\n</table>";
}
sub do_cmd_lineiii{
local($_) = @_;
my $c1 = next_argument();
my $c2 = next_argument();
my $c3 = next_argument();
my($font,$sfont,$efont) = ($globals{'lineifont'}, '', '');
if ($font) {
$sfont = "<$font>";
$efont = "</$font>";
}
my($c1align,$c2align,$c3align) = @col_aligns;
"<tr>$c1align$sfont$c1$efont</td>\n"
. " $c2align$c2</td>\n"
. " $c3align$c3</td>"
. $_;
}
sub do_env_seealso{
"<p><b>See Also:</b></p>\n" . @_[0];
}
sub do_cmd_seemodule{
# Insert the right magic to jump to the module definition. This should
# work most of the time, at least for repeat builds....
local($_) = @_;
my $key = next_optional_argument();
my $module = next_argument();
my $text = next_argument();
$key = $module
unless $key;
"<p>Module <tt><b><a href=\"module-$key.html\">$module</a></b></tt>"
. "&nbsp;&nbsp;&nbsp;($text)</p>"
. $_;
}
sub do_cmd_seetext{
'<p>' . @_[0];
}
sub do_cmd_maketitle {
local($_) = @_;
my $the_title = '';
if ($t_title) {
$the_title .= "<h1 align=center>$t_title</h1>";
} else { write_warnings("\nThis document has no title."); }
$the_title .= "\n<center>";
if ($t_author) {
if ($t_authorURL) {
my $href = translate_commands($t_authorURL);
$href = make_named_href('author', $href, "<strong>${t_author}</strong>");
$the_title .= "\n<p>$href</p>";
} else {
$the_title .= "\n<p><strong>$t_author</strong></p>";
}
} else { write_warnings("\nThere is no author for this document."); }
if ($t_institute) {
$the_title .= "\n<p>$t_institute</p>";}
if ($AUTHOR_ADDRESS) {
$the_title .= "\n<p>$AUTHOR_ADDRESS</p>";}
if ($t_affil) {
$the_title .= "\n<p><i>$t_affil</i></p>";}
if ($t_date) {
$the_title .= "\n<p><strong>$t_date</strong>";
if ($PYTHON_VERSION) {
$the_title .= "<br><strong>Release $PYTHON_VERSION</strong>";}
$the_title .= "</p>"
}
$the_title .= "\n</center>";
if ($t_address) {
$the_title .= "\n<p>$t_address</p>";
} else { $the_title .= "\n<p>"}
if ($t_email) {
$the_title .= "\n<p>$t_email</p>";
}# else { $the_title .= "</p>" }
$the_title . "<hr>\n" . $_ ;
}
1; # This must be the last line