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bpo-31844: Remove _markupbase.ParserBase.error() (GH-8562)

This commit is contained in:
Berker Peksag 2020-07-16 09:13:05 +03:00 committed by GitHub
parent 936a660945
commit e34bbfd61f
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 27 additions and 17 deletions
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5
Doc/whatsnew/3.9.rst
View File

@ -887,6 +887,11 @@ Removed
:func:`asyncio.current_task` and :func:`asyncio.all_tasks` instead.
(Contributed by Rémi Lapeyre in :issue:`40967`)
* The ``ParserBase.error()`` method from the private and undocumented ``_markupbase``
module has been removed. :class:`html.parser.HTMLParser` is the only subclass of
``ParserBase`` and its ``error()`` implementation has already been removed in
Python 3.5.
(Contributed by Berker Peksag in :issue:`31844`.)
Porting to Python 3.9
=====================

35
Lib/_markupbase.py
View File

@ -29,10 +29,6 @@ class ParserBase:
raise RuntimeError(
"_markupbase.ParserBase must be subclassed")
def error(self, message):
raise NotImplementedError(
"subclasses of ParserBase must override error()")
def reset(self):
self.lineno = 1
self.offset = 0
@ -131,12 +127,11 @@ class ParserBase:
# also in data attribute specifications of attlist declaration
# also link type declaration subsets in linktype declarations
# also link attribute specification lists in link declarations
self.error("unsupported '[' char in %s declaration" % decltype)
raise AssertionError("unsupported '[' char in %s declaration" % decltype)
else:
self.error("unexpected '[' char in declaration")
raise AssertionError("unexpected '[' char in declaration")
else:
self.error(
"unexpected %r char in declaration" % rawdata[j])
raise AssertionError("unexpected %r char in declaration" % rawdata[j])
if j < 0:
return j
return -1 # incomplete
@ -156,7 +151,9 @@ class ParserBase:
# look for MS Office ]> ending
match= _msmarkedsectionclose.search(rawdata, i+3)
else:
self.error('unknown status keyword %r in marked section' % rawdata[i+3:j])
raise AssertionError(
'unknown status keyword %r in marked section' % rawdata[i+3:j]
)
if not match:
return -1
if report:
@ -168,7 +165,7 @@ class ParserBase:
def parse_comment(self, i, report=1):
rawdata = self.rawdata
if rawdata[i:i+4] != '<!--':
self.error('unexpected call to parse_comment()')
raise AssertionError('unexpected call to parse_comment()')
match = _commentclose.search(rawdata, i+4)
if not match:
return -1
@ -192,7 +189,9 @@ class ParserBase:
return -1
if s != "<!":
self.updatepos(declstartpos, j + 1)
self.error("unexpected char in internal subset (in %r)" % s)
raise AssertionError(
"unexpected char in internal subset (in %r)" % s
)
if (j + 2) == n:
# end of buffer; incomplete
return -1
@ -209,8 +208,9 @@ class ParserBase:
return -1
if name not in {"attlist", "element", "entity", "notation"}:
self.updatepos(declstartpos, j + 2)
self.error(
"unknown declaration %r in internal subset" % name)
raise AssertionError(
"unknown declaration %r in internal subset" % name
)
# handle the individual names
meth = getattr(self, "_parse_doctype_" + name)
j = meth(j, declstartpos)
@ -234,14 +234,14 @@ class ParserBase:
if rawdata[j] == ">":
return j
self.updatepos(declstartpos, j)
self.error("unexpected char after internal subset")
raise AssertionError("unexpected char after internal subset")
else:
return -1
elif c.isspace():
j = j + 1
else:
self.updatepos(declstartpos, j)
self.error("unexpected char %r in internal subset" % c)
raise AssertionError("unexpected char %r in internal subset" % c)
# end of buffer reached
return -1
@ -387,8 +387,9 @@ class ParserBase:
return name.lower(), m.end()
else:
self.updatepos(declstartpos, i)
self.error("expected name token at %r"
% rawdata[declstartpos:declstartpos+20])
raise AssertionError(
"expected name token at %r" % rawdata[declstartpos:declstartpos+20]
)
# To be overridden -- handlers for unknown objects
def unknown_decl(self, data):

4
Misc/NEWS.d/next/Library/2018-07-30-12-48-17.bpo-31844.0_GKsD.rst Normal file
View File

@ -0,0 +1,4 @@
Remove ``ParserBase.error()`` method from the private and undocumented
``_markupbase`` module. :class:`html.parser.HTMLParser` is the only
subclass of ``ParserBase`` and its ``error()`` implementation was deprecated
in Python 3.4 and removed in Python 3.5.