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Display a class's method resolution order, if it's non-trivial. "Trivial" 

here means it has no more than one base class to rummage through (in which
cases there's no potential confusion about resolution order).
This commit is contained in:
Tim Peters 2001-09-26 21:31:51 +00:00
parent 39cd603fc8
commit c86f6ca2b6
1 changed files with 22 additions and 1 deletions
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23
Lib/pydoc.py
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@ -624,6 +624,16 @@ TT { font-family: lucidatypewriter, lucida console, courier }
self.needone = 1 self.needone = 1
hr = HorizontalRule() hr = HorizontalRule()
# List the mro, if non-trivial.
mro = inspect.getmro(object)
if len(mro) > 2:
hr.maybe()
push('<dl><dt>Method resolution order:</dt>\n')
for base in mro:
push('<dd>%s</dd>\n' % self.classlink(base,
object.__module__))
push('</dl>\n')
def spill(msg, attrs, predicate): def spill(msg, attrs, predicate):
ok, attrs = _split_list(attrs, predicate) ok, attrs = _split_list(attrs, predicate)
if ok: if ok:
@ -738,6 +748,7 @@ TT { font-family: lucidatypewriter, lucida console, courier }
title = title + '(%s)' % join(parents, ', ') title = title + '(%s)' % join(parents, ', ')
doc = self.markup(getdoc(object), self.preformat, funcs, classes, mdict) doc = self.markup(getdoc(object), self.preformat, funcs, classes, mdict)
doc = doc and '<tt>%s<br>&nbsp;</tt>' % doc or '&nbsp;' doc = doc and '<tt>%s<br>&nbsp;</tt>' % doc or '&nbsp;'
return self.section(title, '#000000', '#ffc8d8', contents, 5, doc) return self.section(title, '#000000', '#ffc8d8', contents, 5, doc)
def formatvalue(self, object): def formatvalue(self, object):
@ -985,12 +996,14 @@ class TextDoc(Doc):
name = name or realname name = name or realname
bases = object.__bases__ bases = object.__bases__
def makename(c, m=object.__module__):
return classname(c, m)
if name == realname: if name == realname:
title = 'class ' + self.bold(realname) title = 'class ' + self.bold(realname)
else: else:
title = self.bold(name) + ' = class ' + realname title = self.bold(name) + ' = class ' + realname
if bases: if bases:
def makename(c, m=object.__module__): return classname(c, m)
parents = map(makename, bases) parents = map(makename, bases)
title = title + '(%s)' % join(parents, ', ') title = title + '(%s)' % join(parents, ', ')
@ -998,6 +1011,14 @@ class TextDoc(Doc):
contents = doc and [doc + '\n'] or [] contents = doc and [doc + '\n'] or []
push = contents.append push = contents.append
# List the mro, if non-trivial.
mro = inspect.getmro(object)
if len(mro) > 2:
push("Method resolution order:")
for base in mro:
push(' ' + makename(base))
push('')
# Cute little class to pump out a horizontal rule between sections. # Cute little class to pump out a horizontal rule between sections.
class HorizontalRule: class HorizontalRule:
def __init__(self): def __init__(self):