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Port pep2html.py to 2/3. 

This is a fairly naive port, just ran 2to3 over it and then tweaked
enough to make both versions happy.
This commit is contained in:
Zachary Ware 2015-04-12 22:27:02 -05:00
parent d7aefb884c
commit c1bc6693ac
1 changed files with 64 additions and 59 deletions
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121
pep2html.py
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@ -34,6 +34,8 @@ Options:
The optional arguments ``peps`` are either pep numbers or .txt files. The optional arguments ``peps`` are either pep numbers or .txt files.
""" """
from __future__ import print_function, unicode_literals
import sys import sys
import os import os
import re import re
@ -43,8 +45,9 @@ import getopt
import errno import errno
import random import random
import time import time
from io import open
REQUIRES = {'python': '2.2', REQUIRES = {'python': '2.6',
'docutils': '0.2.7'} 'docutils': '0.2.7'}
PROGRAM = sys.argv[0] PROGRAM = sys.argv[0]
RFCURL = 'http://www.faqs.org/rfcs/rfc%d.html' RFCURL = 'http://www.faqs.org/rfcs/rfc%d.html'
@ -85,9 +88,9 @@ def usage(code, msg=''):
out = sys.stdout out = sys.stdout
else: else:
out = sys.stderr out = sys.stderr
print >> out, __doc__ % globals() print(__doc__ % globals(), file=out)
if msg: if msg:
print >> out, msg print(msg, file=out)
sys.exit(code) sys.exit(code)
@ -105,7 +108,7 @@ def fixanchor(current, match):
ltext.append(c) ltext.append(c)
break break
link = EMPTYSTRING.join(ltext) link = EMPTYSTRING.join(ltext)
elif text.startswith('pep-') and text <> current: elif text.startswith('pep-') and text != current:
link = os.path.splitext(text)[0] + ".html" link = os.path.splitext(text)[0] + ".html"
elif text.startswith('PEP'): elif text.startswith('PEP'):
pepnum = int(match.group('pepnum')) pepnum = int(match.group('pepnum'))
@ -143,14 +146,17 @@ def linkemail(address, pepno):
def fixfile(inpath, input_lines, outfile): def fixfile(inpath, input_lines, outfile):
try:
from email.Utils import parseaddr from email.Utils import parseaddr
except ImportError:
from email.utils import parseaddr
basename = os.path.basename(inpath) basename = os.path.basename(inpath)
infile = iter(input_lines) infile = iter(input_lines)
# convert plaintext pep to minimal XHTML markup # convert plaintext pep to minimal XHTML markup
print >> outfile, DTD print(DTD, file=outfile)
print >> outfile, '<html>' print('<html>', file=outfile)
print >> outfile, COMMENT print(COMMENT, file=outfile)
print >> outfile, '<head>' print('<head>', file=outfile)
# head # head
header = [] header = []
pep = "" pep = ""
@ -176,9 +182,9 @@ def fixfile(inpath, input_lines, outfile):
if pep: if pep:
title = "PEP " + pep + " -- " + title title = "PEP " + pep + " -- " + title
if title: if title:
print >> outfile, ' <title>%s</title>' % cgi.escape(title) print(' <title>%s</title>' % cgi.escape(title), file=outfile)
r = random.choice(range(64)) r = random.choice(list(range(64)))
print >> outfile, ( print((
' <link rel="STYLESHEET" href="style.css" type="text/css" />\n' ' <link rel="STYLESHEET" href="style.css" type="text/css" />\n'
'</head>\n' '</head>\n'
'<body bgcolor="white">\n' '<body bgcolor="white">\n'
@ -189,18 +195,18 @@ def fixfile(inpath, input_lines, outfile):
'<img src="../pics/PyBanner%03d.gif" alt="[Python]"\n' '<img src="../pics/PyBanner%03d.gif" alt="[Python]"\n'
' border="0" width="150" height="35" /></a></td>\n' ' border="0" width="150" height="35" /></a></td>\n'
'<td class="textlinks" align="left">\n' '<td class="textlinks" align="left">\n'
'[<b><a href="../">Python Home</a></b>]' % r) '[<b><a href="../">Python Home</a></b>]' % r), file=outfile)
if basename <> 'pep-0000.txt': if basename != 'pep-0000.txt':
print >> outfile, '[<b><a href=".">PEP Index</a></b>]' print('[<b><a href=".">PEP Index</a></b>]', file=outfile)
if pep: if pep:
try: try:
print >> outfile, ('[<b><a href="pep-%04d.txt">PEP Source</a>' print(('[<b><a href="pep-%04d.txt">PEP Source</a>'
'</b>]' % int(pep)) '</b>]' % int(pep)), file=outfile)
except ValueError, error: except ValueError as error:
print >> sys.stderr, ('ValueError (invalid PEP number): %s' print(('ValueError (invalid PEP number): %s'
% error) % error), file=sys.stderr)
print >> outfile, '</td></tr></table>' print('</td></tr></table>', file=outfile)
print >> outfile, '<div class="header">\n<table border="0">' print('<div class="header">\n<table border="0">', file=outfile)
for k, v in header: for k, v in header:
if k.lower() in ('author', 'bdfl-delegate', 'discussions-to'): if k.lower() in ('author', 'bdfl-delegate', 'discussions-to'):
mailtos = [] mailtos = []
@ -236,7 +242,7 @@ def fixfile(inpath, input_lines, outfile):
try: try:
url = PEPCVSURL % int(pep) url = PEPCVSURL % int(pep)
v = '<a href="%s">%s</a> ' % (url, cgi.escape(date)) v = '<a href="%s">%s</a> ' % (url, cgi.escape(date))
except ValueError, error: except ValueError as error:
v = date v = date
elif k.lower() in ('content-type',): elif k.lower() in ('content-type',):
url = PEPURL % 9 url = PEPURL % 9
@ -247,12 +253,12 @@ def fixfile(inpath, input_lines, outfile):
v = cgi.escape(v[11:-2]) v = cgi.escape(v[11:-2])
else: else:
v = cgi.escape(v) v = cgi.escape(v)
print >> outfile, ' <tr><th>%s:&nbsp;</th><td>%s</td></tr>' \ print(' <tr><th>%s:&nbsp;</th><td>%s</td></tr>' \
% (cgi.escape(k), v) % (cgi.escape(k), v), file=outfile)
print >> outfile, '</table>' print('</table>', file=outfile)
print >> outfile, '</div>' print('</div>', file=outfile)
print >> outfile, '<hr />' print('<hr />', file=outfile)
print >> outfile, '<div class="content">' print('<div class="content">', file=outfile)
need_pre = 1 need_pre = 1
for line in infile: for line in infile:
if line[0] == '\f': if line[0] == '\f':
@ -261,8 +267,8 @@ def fixfile(inpath, input_lines, outfile):
break break
if line[0].strip(): if line[0].strip():
if not need_pre: if not need_pre:
print >> outfile, '</pre>' print('</pre>', file=outfile)
print >> outfile, '<h3>%s</h3>' % line.strip() print('<h3>%s</h3>' % line.strip(), file=outfile)
need_pre = 1 need_pre = 1
elif not line.strip() and need_pre: elif not line.strip() and need_pre:
continue continue
@ -274,32 +280,32 @@ def fixfile(inpath, input_lines, outfile):
# This is a PEP summary line, which we need to hyperlink # This is a PEP summary line, which we need to hyperlink
url = PEPURL % int(parts[1]) url = PEPURL % int(parts[1])
if need_pre: if need_pre:
print >> outfile, '<pre>' print('<pre>', file=outfile)
need_pre = 0 need_pre = 0
print >> outfile, re.sub( print(re.sub(
parts[1], parts[1],
'<a href="%s">%s</a>' % (url, parts[1]), '<a href="%s">%s</a>' % (url, parts[1]),
line, 1), line, 1), end=' ', file=outfile)
continue continue
elif parts and '@' in parts[-1]: elif parts and '@' in parts[-1]:
# This is a pep email address line, so filter it. # This is a pep email address line, so filter it.
url = fixemail(parts[-1], pep) url = fixemail(parts[-1], pep)
if need_pre: if need_pre:
print >> outfile, '<pre>' print('<pre>', file=outfile)
need_pre = 0 need_pre = 0
print >> outfile, re.sub( print(re.sub(
parts[-1], url, line, 1), parts[-1], url, line, 1), end=' ', file=outfile)
continue continue
line = fixpat.sub(lambda x, c=inpath: fixanchor(c, x), line) line = fixpat.sub(lambda x, c=inpath: fixanchor(c, x), line)
if need_pre: if need_pre:
print >> outfile, '<pre>' print('<pre>', file=outfile)
need_pre = 0 need_pre = 0
outfile.write(line) outfile.write(line)
if not need_pre: if not need_pre:
print >> outfile, '</pre>' print('</pre>', file=outfile)
print >> outfile, '</div>' print('</div>', file=outfile)
print >> outfile, '</body>' print('</body>', file=outfile)
print >> outfile, '</html>' print('</html>', file=outfile)
docutils_settings = None docutils_settings = None
@ -320,7 +326,7 @@ def fix_rst_pep(inpath, input_lines, outfile):
settings=docutils_settings, settings=docutils_settings,
# Allow Docutils traceback if there's an exception: # Allow Docutils traceback if there's an exception:
settings_overrides={'traceback': 1}) settings_overrides={'traceback': 1})
outfile.write(output) outfile.write(output.decode('utf-8'))
def get_pep_type(input_lines): def get_pep_type(input_lines):
@ -345,10 +351,10 @@ def get_pep_type(input_lines):
def get_input_lines(inpath): def get_input_lines(inpath):
try: try:
infile = open(inpath) infile = open(inpath, encoding='utf-8')
except IOError, e: except IOError as e:
if e.errno <> errno.ENOENT: raise if e.errno != errno.ENOENT: raise
print >> sys.stderr, 'Error: Skipping missing PEP file:', e.filename print('Error: Skipping missing PEP file:', e.filename, file=sys.stderr)
sys.stderr.flush() sys.stderr.flush()
return None return None
lines = infile.read().splitlines(1) # handles x-platform line endings lines = infile.read().splitlines(1) # handles x-platform line endings
@ -369,12 +375,12 @@ def make_html(inpath, verbose=0):
return None return None
pep_type = get_pep_type(input_lines) pep_type = get_pep_type(input_lines)
if pep_type is None: if pep_type is None:
print >> sys.stderr, 'Error: Input file %s is not a PEP.' % inpath print('Error: Input file %s is not a PEP.' % inpath, file=sys.stderr)
sys.stdout.flush() sys.stdout.flush()
return None return None
elif not PEP_TYPE_DISPATCH.has_key(pep_type): elif pep_type not in PEP_TYPE_DISPATCH:
print >> sys.stderr, ('Error: Unknown PEP type for input file %s: %s' print(('Error: Unknown PEP type for input file %s: %s'
% (inpath, pep_type)) % (inpath, pep_type)), file=sys.stderr)
sys.stdout.flush() sys.stdout.flush()
return None return None
elif PEP_TYPE_DISPATCH[pep_type] == None: elif PEP_TYPE_DISPATCH[pep_type] == None:
@ -382,12 +388,12 @@ def make_html(inpath, verbose=0):
return None return None
outpath = os.path.splitext(inpath)[0] + ".html" outpath = os.path.splitext(inpath)[0] + ".html"
if verbose: if verbose:
print inpath, "(%s)" % pep_type, "->", outpath print(inpath, "(%s)" % pep_type, "->", outpath)
sys.stdout.flush() sys.stdout.flush()
outfile = open(outpath, "w") outfile = open(outpath, "w", encoding='utf-8')
PEP_TYPE_DISPATCH[pep_type](inpath, input_lines, outfile) PEP_TYPE_DISPATCH[pep_type](inpath, input_lines, outfile)
outfile.close() outfile.close()
os.chmod(outfile.name, 0664) os.chmod(outfile.name, 0o664)
return outpath return outpath
def push_pep(htmlfiles, txtfiles, username, verbose, local=0): def push_pep(htmlfiles, txtfiles, username, verbose, local=0):
@ -425,9 +431,8 @@ PEP_TYPE_MESSAGES = {}
def check_requirements(): def check_requirements():
# Check Python: # Check Python:
try: # This is pretty much covered by the __future__ imports...
from email.Utils import parseaddr if sys.version_info < (2, 6, 0):
except ImportError:
PEP_TYPE_DISPATCH['text/plain'] = None PEP_TYPE_DISPATCH['text/plain'] = None
PEP_TYPE_MESSAGES['text/plain'] = ( PEP_TYPE_MESSAGES['text/plain'] = (
'Python %s or better required for "%%(pep_type)s" PEP ' 'Python %s or better required for "%%(pep_type)s" PEP '
@ -453,7 +458,7 @@ def check_requirements():
% (REQUIRES['docutils'], docutils.__version__)) % (REQUIRES['docutils'], docutils.__version__))
def pep_type_error(inpath, pep_type): def pep_type_error(inpath, pep_type):
print >> sys.stderr, 'Error: ' + PEP_TYPE_MESSAGES[pep_type] % locals() print('Error: ' + PEP_TYPE_MESSAGES[pep_type] % locals(), file=sys.stderr)
sys.stdout.flush() sys.stdout.flush()
@ -492,7 +497,7 @@ def main(argv=None):
opts, args = getopt.getopt( opts, args = getopt.getopt(
argv, 'bilhqu:', argv, 'bilhqu:',
['browse', 'install', 'local', 'help', 'quiet', 'user=']) ['browse', 'install', 'local', 'help', 'quiet', 'user='])
except getopt.error, msg: except getopt.error as msg:
usage(1, msg) usage(1, msg)
for opt, arg in opts: for opt, arg in opts: