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Code Issues Releases Wiki Activity

format_attrs(): Attempt a bit more minimization for SGML output.

This commit is contained in:
Fred Drake 1999-01-19 17:10:31 +00:00
parent 9bbdce5945
commit f82e4ab617
1 changed files with 22 additions and 4 deletions
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26
Doc/tools/sgmlconv/esis2sgml.py
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@ -15,15 +15,33 @@ import string
from xml.utils import escape
def format_attrs(attrs):
def format_attrs(attrs, xml=0):
attrs = attrs.items()
attrs.sort()
s = ''
for name, value in attrs:
s = '%s %s="%s"' % (s, name, escape(value))
if xml:
s = '%s %s="%s"' % (s, name, escape(value))
else:
# this is a little bogus, but should do for now
if name == value and isnmtoken(value):
s = "%s %s" % (s, value)
elif istoken(value):
s = "%s %s=%s" % (s, name, value)
else:
s = '%s %s="%s"' % (s, name, escape(value))
return s
_nmtoken_rx = re.compile("[a-z][-._a-z0-9]*", re.IGNORECASE)
def isnmtoken(s):
return _nmtoken_rx.match(s) is not None
_token_rx = re.compile("[a-z0-9][-._a-z0-9]*", re.IGNORECASE)
def istoken(s):
return _token_rx.match(s) is not None
def do_convert(ifp, ofp, xml=0):
attrs = {}
lastopened = None
@ -51,9 +69,9 @@ def do_convert(ifp, ofp, xml=0):
ofp.write("<!--")
continue
if knownempty and xml:
ofp.write("<%s%s/>" % (data, format_attrs(attrs)))
ofp.write("<%s%s/>" % (data, format_attrs(attrs, xml)))
else:
ofp.write("<%s%s>" % (data, format_attrs(attrs)))
ofp.write("<%s%s>" % (data, format_attrs(attrs, xml)))
if knownempty and data not in knownempties:
# accumulate knowledge!
knownempties.append(data)