def iterate(**type):
'''Iterate through all of the enumerations in the database that match the keyword specified by `type`.'''
if not type: type = {'predicate':lambda n: True}
res = builtins.list(__iterate__())
for key, value in six.iteritems(type):
res = builtins.list(__matcher__.match(key, value, res))
for item in res: yield item
def iterate(**type):
'''Iterate through all of the enumerations in the database that match the keyword specified by `type`.'''
if not type: type = {'predicate':lambda n: True}
res = builtins.list(__iterate__())
for key, value in six.iteritems(type):
res = builtins.list(__matcher__.match(key, value, res))
for item in res: yield item
def list(**type):
'''List all of the enumerations within the database that match the keyword specified by `type`.'''
res = builtins.list(iterate(**type))
maxindex = max(builtins.map(idaapi.get_enum_idx, res) or [1])
maxname = max(
builtins.map(utils.fcompose(idaapi.get_enum_name, len), res) or [0])
maxsize = max(builtins.map(size, res) or [0])
cindex = math.ceil(math.log(maxindex or 1) / math.log(10))
try:
cmask = max(
builtins.map(
utils.fcompose(
mask,
utils.fcondition(utils.fpartial(operator.eq, 0))(
utils.fconstant(1), utils.fidentity), math.log,
functools.partial(operator.mul, 1.0 / math.log(8)),
math.ceil), res) or [database.config.bits() / 4.0])
except:
cmask = 0
for n in res:
six.print_(
"[{:{:d}d}] {:>{:d}s} & {:<{:d}x} ({:d} members){:s}".format(
idaapi.get_enum_idx(n), int(cindex), idaapi.get_enum_name(n),
maxname, mask(n), int(cmask), len(builtins.list(members(n))),
" // {:s}".format(comment(n)) if comment(n) else ''))
return
def cardinality(self):
"""
Returns the number of Lyndon words with the evaluation e.
EXAMPLES::
sage: LyndonWords([]).cardinality()
0
sage: LyndonWords([2,2]).cardinality()
1
sage: LyndonWords([2,3,2]).cardinality()
30
Check to make sure that the count matches up with the number of
Lyndon words generated.
::
sage: comps = [[],[2,2],[3,2,7],[4,2]] + Compositions(4).list()
sage: lws = [LyndonWords(comp) for comp in comps]
sage: all(lw.cardinality() == len(lw.list()) for lw in lws)
True
"""
evaluation = self._e
le = builtins.list(evaluation)
if len(evaluation) == 0:
return 0
n = sum(evaluation)
return sum([moebius(j)*factorial(n/j) / prod([factorial(ni/j) for ni in evaluation]) for j in divisors(gcd(le))])/n
def __getitem__(cls, mtype_or_choices, typedcls=None, choicecls=None):
"""Dynamically create a derived typed member class
and optionally a further derived class with member value choices.
- Member value type can be implicitly determined from choices.
- Override __getitem__ methods in derived classes
can optionally provide a precreated `typedcls` or `choicecls`.
"""
if type(mtype_or_choices) is builtins.tuple:
choices = mtype_or_choices
try: # Is member cls already typed?
cls.mtype
except AttributeError:
mtype = type(choices[0])
cls = typed.base.type.__getitem__(cls, mtype, typedcls)
if not choicecls:
class choicecls(cls):
pass
choicecls.choices = choices = builtins.list(choices)
choicecls.__module__ = cls.__module__
choicecls.__name__ = '%s%s' % (cls.__name__, choices)
return choicecls
mtype = mtype_or_choices
return typed.base.type.__getitem__(cls, mtype, typedcls)
def by(**type):
'''Return the segment matching the specified keywords in `type`.'''
searchstring = ', '.join("{:s}={!r}".format(key, value)
for key, value in six.iteritems(type))
res = builtins.list(__iterate__(**type))
if len(res) > 1:
maxaddr = max(builtins.map(operator.attrgetter('endEA'), res) or [1])
caddr = math.ceil(math.log(maxaddr) / math.log(16))
builtins.map(
logging.info,
(("[{:d}] {:0{:d}x}:{:0{:d}x} {:s} {:+#x} sel:{:04x} flags:{:02x}".
format(seg.index, seg.startEA, int(caddr), seg.endEA, int(caddr),
idaapi.get_true_segm_name(seg), seg.size(), seg.sel,
seg.flags)) for seg in res))
logging.warn(
"{:s}.by({:s}) : Found {:d} matching results. Returning the first segment at index {:d} from {:0{:d}x}<>{:0{:d}x} with the name {:s} and size {:+#x}."
.format(__name__, searchstring, len(res), res[0].index,
res[0].startEA, int(caddr), res[0].endEA, int(caddr),
idaapi.get_true_segm_name(res[0]), res[0].size()))
res = next(iter(res), None)
if res is None:
raise E.SearchResultsError(
"{:s}.by({:s}) : Found 0 matching results.".format(
__name__, searchstring))
return res
def cardinality(self):
"""
Returns the number of Lyndon words with the evaluation e.
EXAMPLES::
sage: LyndonWords([]).cardinality()
0
sage: LyndonWords([2,2]).cardinality()
1
sage: LyndonWords([2,3,2]).cardinality()
30
Check to make sure that the count matches up with the number of
Lyndon words generated.
::
sage: comps = [[],[2,2],[3,2,7],[4,2]] + Compositions(4).list()
sage: lws = [LyndonWords(comp) for comp in comps]
sage: all(lw.cardinality() == len(lw.list()) for lw in lws)
True
"""
evaluation = self._e
le = builtins.list(evaluation)
if len(evaluation) == 0:
return 0
n = sum(evaluation)
return sum([
moebius(j) * factorial(n / j) /
prod([factorial(ni / j) for ni in evaluation])
for j in divisors(gcd(le))
]) / n
def by(**type):
'''Return the segment matching the specified keywords in `type`.'''
searchstring = utils.string.kwargs(type)
get_segment_name = idaapi.get_segm_name if hasattr(
idaapi, 'get_segm_name') else idaapi.get_true_segm_name
listable = builtins.list(__iterate__(**type))
if len(listable) > 1:
maxaddr = max(builtins.map(interface.range.end, listable) or [1])
caddr = math.ceil(math.log(maxaddr) / math.log(16))
builtins.map(
logging.info,
((u"[{:d}] {:0{:d}x}:{:0{:d}x} {:s} {:+#x} sel:{:04x} flags:{:02x}"
.format(seg.index, interface.range.start(seg), int(caddr),
interface.range.end(seg), int(caddr),
utils.string.of(get_segment_name(seg)), seg.size(),
seg.sel, seg.flags)) for seg in listable))
logging.warn(
u"{:s}.by({:s}) : Found {:d} matching results. Returning the first segment at index {:d} from {:0{:d}x}<>{:0{:d}x} with the name {:s} and size {:+#x}."
.format(__name__, searchstring, len(listable), listable[0].index,
interface.range.start(listable[0]), int(caddr),
interface.range.end(listable[0]), int(caddr),
utils.string.of(get_segment_name(listable[0])),
listable[0].size()))
res = six.next(iter(listable), None)
if res is None:
raise E.SearchResultsError(
u"{:s}.by({:s}) : Found 0 matching results.".format(
__name__, searchstring))
return res
def list(**type):
'''List all of the segments in the database that match the keyword specified by `type`.'''
res = builtins.list(__iterate__(**type))
maxindex = max(builtins.map(operator.attrgetter('index'), res) or [1])
maxaddr = max(builtins.map(operator.attrgetter('endEA'), res) or [1])
maxsize = max(builtins.map(operator.methodcaller('size'), res) or [1])
maxname = max(
builtins.map(utils.fcompose(idaapi.get_true_segm_name, len), res)
or [1])
cindex = math.ceil(math.log(maxindex or 1) / math.log(10))
caddr = math.ceil(math.log(maxaddr or 1) / math.log(16))
csize = math.ceil(math.log(maxsize or 1) / math.log(16))
for seg in res:
comment = idaapi.get_segment_cmt(seg, 0) or idaapi.get_segment_cmt(
seg, 1)
six.print_(
u"[{:{:d}d}] {:#0{:d}x}<>{:#0{:d}x} : {:<+#{:d}x} : {:>{:d}s} : sel:{:04x} flags:{:02x}{:s}"
.format(
seg.index, int(cindex), seg.startEA, 2 + int(caddr), seg.endEA,
2 + int(caddr), seg.size(), 3 + int(csize),
utils.string.of(idaapi.get_true_segm_name(seg)),
maxname, seg.sel, seg.flags, u"// {:s}".format(
utils.string.of(comment)) if comment else ''))
return
def list(cls, enum):
'''List all the members belonging to the enumeration identified by `enum`.'''
# FIXME: make this consistent with every other .list using the matcher class
eid = by(enum)
res = builtins.list(cls.iterate(eid))
maxindex = max(builtins.map(utils.first, enumerate(res)) or [1])
maxvalue = max(builtins.map(utils.fcompose(member.value, "{:#x}".format, len), res) or [1])
for i, mid in enumerate(res):
six.print_(u"[{:d}] 0x{:>0{:d}x} {:s}".format(i, member.value(mid), maxvalue, member.name(mid)))
return
def list(cls, enum):
'''List all the members belonging to the enumeration identified by `enum`.'''
# FIXME: make this consistent with every other .list using the matcher class
eid = by(enum)
res = builtins.list(cls.iterate(eid))
maxindex = max(builtins.map(utils.first, enumerate(res)) or [1])
maxvalue = max(builtins.map(utils.fcompose(member.value, "{:#x}".format, len), res) or [1])
for i, mid in enumerate(res):
six.print_(u"[{:d}] 0x{:>0{:d}x} {:s}".format(i, member.value(mid), maxvalue, member.name(mid)))
return
def __iterate__(**type):
'''Iterate through each segment defined in the database that match the keywords specified by `type`.'''
if not type: type = {'predicate':lambda n: True}
def newsegment(index):
res = idaapi.getnseg(index)
res.index = index
return res
res = builtins.map(newsegment, six.moves.range(idaapi.get_segm_qty()))
for key, value in six.iteritems(type):
res = builtins.list(__matcher__.match(key, value, res))
for item in res: yield item
def by(**type):
'''Return the identifier for the first enumeration matching the keyword specified by `type`.'''
searchstring = utils.string.kwargs(type)
res = builtins.list(iterate(**type))
if len(res) > 1:
map(logging.info, (u"[{:d}] {:s} & {:#x} ({:d} members){:s}".format(
idaapi.get_enum_idx(n), idaapi.get_enum_name(n), mask(n),
len(builtins.list(members(n))),
u" // {:s}".format(comment(n)) if comment(n) else '')
for i, n in enumerate(res)))
logging.warn(
u"{:s}.search({:s}) : Found {:d} matching results. Returning the first enumeration {:#x}."
.format(__name__, searchstring, len(res), res[0]))
res = next(iter(res), None)
if res is None:
raise E.SearchResultsError(
u"{:s}.search({:s}) : Found 0 matching results.".format(
__name__, searchstring))
return res
def by(**type):
'''Return the identifier for the first enumeration matching the keyword specified by `type`.'''
searchstring = utils.string.kwargs(type)
res = builtins.list(iterate(**type))
if len(res) > 1:
map(logging.info, (u"[{:d}] {:s} & {:#x} ({:d} members){:s}".format(idaapi.get_enum_idx(n), idaapi.get_enum_name(n), mask(n), len(builtins.list(members(n))), u" // {:s}".format(comment(n)) if comment(n) else '') for i,n in enumerate(res)))
logging.warn(u"{:s}.search({:s}) : Found {:d} matching results. Returning the first enumeration {:#x}.".format(__name__, searchstring, len(res), res[0]))
res = next(iter(res), None)
if res is None:
raise E.SearchResultsError(u"{:s}.search({:s}) : Found 0 matching results.".format(__name__, searchstring))
return res
def getmodeledproperties(obj):
"""Get a list of all :class:`modeled.property` (name, instance) pairs
of a :class:`modeleled.object` subclass
or (name, value) pairs of a :class:`modeled.object` instance
in property creation and inheritance order.
"""
if modeled.ismodeledclass(obj):
return builtins.list(obj.model.properties)
if modeled.ismodeledobject(obj):
return [(name, getattr(obj, name))
for (name, _) in obj.model.properties]
raise TypeError("getmodeledproperties() arg must be a subclass or instance"
" of modeled.object")
def __init__(self, *default, **options):
"""Create a typed :class:`modeled.object` data member
with an optional `default` value with implicit type.
"""
# First the unique member ordering id
global _memberid
self._id = _memberid
_memberid += 1
try:
self.strict
except AttributeError:
self.strict = bool(options.pop('strict', False))
# Then set data type/default and options
try:
mtype = self.mtype
except AttributeError:
assert(len(default) == 1)
default = self.default = default[0]
self.__class__ = type(self)[type(default)]
else:
if default:
self.default = mtype(*default)
try:
options = options['options']
except KeyError:
pass
try:
newfunc = options.pop('new')
except KeyError:
self.new = self.mtype
else:
new = self.new
self.new = lambda value, func=newfunc: new(value, func)
self.new.func = newfunc
try:
changed = options.pop('changed')
except KeyError:
self.changed = Handlers()
else:
self.changed = Handlers(changed)
# If no explicit name is given, the associated class attribute name
# will be used and assigned in modeled.object.type.__init__:
self.name = options.pop('name', None)
self.title = options.pop('title', None)
self.format = options.pop('format', None)
try: # Were choices already defined on class level?
self.choices
except AttributeError:
choices = options.pop('choices', None)
self.choices = choices and builtins.list(choices)
self.options = Options.frozen(options)
def __iterate__(**type):
'''Iterate through each segment defined in the database that match the keywords specified by `type`.'''
def newsegment(index):
seg = idaapi.getnseg(index)
seg.index, _ = index, ui.navigation.set(interface.range.start(seg))
return seg
iterable = itertools.imap(newsegment,
six.moves.range(idaapi.get_segm_qty()))
for key, value in six.iteritems(
type or builtins.dict(predicate=utils.fconstant(True))):
iterable = builtins.list(__matcher__.match(key, value, iterable))
for item in iterable:
yield item
def getmodeledproperties(obj):
"""Get a list of all :class:`modeled.property` (name, instance) pairs
of a :class:`modeleled.object` subclass
or (name, value) pairs of a :class:`modeled.object` instance
in property creation and inheritance order.
"""
if modeled.ismodeledclass(obj):
return builtins.list(obj.model.properties)
if modeled.ismodeledobject(obj):
return [(name, getattr(obj, name))
for (name, _) in obj.model.properties]
raise TypeError(
"getmodeledproperties() arg must be a subclass or instance"
" of modeled.object")
def __iterate__(**type):
'''Iterate through each segment defined in the database that match the keywords specified by `type`.'''
if not type: type = {'predicate': lambda n: True}
def newsegment(index):
res = idaapi.getnseg(index)
res.index = index
return res
res = builtins.map(newsegment, six.moves.range(idaapi.get_segm_qty()))
for key, value in six.iteritems(type):
res = builtins.list(__matcher__.match(key, value, res))
for item in res:
yield item
def by(**type):
'''Return the segment matching the specified keywords in `type`.'''
searchstring = utils.string.kwargs(type)
res = builtins.list(__iterate__(**type))
if len(res) > 1:
maxaddr = max(builtins.map(operator.attrgetter('endEA'), res) or [1])
caddr = math.ceil(math.log(maxaddr)/math.log(16))
builtins.map(logging.info, ((u"[{:d}] {:0{:d}x}:{:0{:d}x} {:s} {:+#x} sel:{:04x} flags:{:02x}".format(seg.index, seg.startEA, int(caddr), seg.endEA, int(caddr), utils.string.of(idaapi.get_true_segm_name(seg)), seg.size(), seg.sel, seg.flags)) for seg in res))
logging.warn(u"{:s}.by({:s}) : Found {:d} matching results. Returning the first segment at index {:d} from {:0{:d}x}<>{:0{:d}x} with the name {:s} and size {:+#x}.".format(__name__, searchstring, len(res), res[0].index, res[0].startEA, int(caddr), res[0].endEA, int(caddr), utils.string.of(idaapi.get_true_segm_name(res[0])), res[0].size()))
res = next(iter(res), None)
if res is None:
raise E.SearchResultsError(u"{:s}.by({:s}) : Found 0 matching results.".format(__name__, searchstring))
return res
def list(**type):
'''List all of the enumerations within the database that match the keyword specified by `type`.'''
res = builtins.list(iterate(**type))
maxindex = max(builtins.map(idaapi.get_enum_idx, res) or [1])
maxname = max(builtins.map(utils.fcompose(idaapi.get_enum_name, len), res) or [0])
maxsize = max(builtins.map(size, res) or [0])
cindex = math.ceil(math.log(maxindex or 1)/math.log(10))
try: cmask = max(builtins.map(utils.fcompose(mask, utils.fcondition(utils.fpartial(operator.eq, 0))(utils.fconstant(1), utils.fidentity), math.log, functools.partial(operator.mul, 1.0/math.log(8)), math.ceil), res) or [database.config.bits()/4.0])
except: cmask = 0
for n in res:
name = idaapi.get_enum_name(n)
six.print_(u"[{:{:d}d}] {:>{:d}s} & {:<{:d}x} ({:d} members){:s}".format(idaapi.get_enum_idx(n), int(cindex), utils.string.of(name), maxname, mask(n), int(cmask), len(builtins.list(members(n))), u" // {:s}".format(comment(n)) if comment(n) else ''))
return
def list(**type):
'''List all of the segments in the database that match the keyword specified by `type`.'''
res = builtins.list(__iterate__(**type))
maxindex = max(builtins.map(operator.attrgetter('index'), res) or [1])
maxaddr = max(builtins.map(operator.attrgetter('endEA'), res) or [1])
maxsize = max(builtins.map(operator.methodcaller('size'), res) or [1])
maxname = max(builtins.map(utils.fcompose(idaapi.get_true_segm_name,len), res) or [1])
cindex = math.ceil(math.log(maxindex or 1)/math.log(10))
caddr = math.ceil(math.log(maxaddr or 1)/math.log(16))
csize = math.ceil(math.log(maxsize or 1)/math.log(16))
for seg in res:
comment = idaapi.get_segment_cmt(seg, 0) or idaapi.get_segment_cmt(seg, 1)
six.print_(u"[{:{:d}d}] {:#0{:d}x}<>{:#0{:d}x} : {:<+#{:d}x} : {:>{:d}s} : sel:{:04x} flags:{:02x}{:s}".format(seg.index, int(cindex), seg.startEA, 2+int(caddr), seg.endEA, 2+int(caddr), seg.size(), 3+int(csize), utils.string.of(idaapi.get_true_segm_name(seg)), maxname, seg.sel, seg.flags, u"// {:s}".format(utils.string.of(comment)) if comment else ''))
return
def getmodeledmembers(obj, properties=True):
"""Get a list of all :class:`modeled.member` (name, instance) pairs
of a :class:`modeleled.object` subclass
or (name, value) pairs of a :class:`modeled.object` instance
in member creation and inheritance order.
:param properties: Include :class:`modeled.property` instances?
"""
if modeled.ismodeledclass(obj):
if properties:
return builtins.list(obj.model.members)
return [(name, m) for name, m in obj.model.members
if not modeled.ismodeledproperty(m)]
if modeled.ismodeledobject(obj):
if properties:
return [(name, getattr(obj, name))
for (name, _) in obj.model.members]
return [(name, getattr(obj, name))
for (name, im) in obj.model.members
if not modeled.ismodeledproperty(im.m)]
raise TypeError(
"getmodeledmembers() arg must be a subclass or instance"
" of modeled.object")
def __init__(self,
n,
length=None,
min_length=0,
max_length=float('+inf'),
floor=None,
ceiling=None,
min_part=0,
max_part=float('+inf'),
min_slope=float('-inf'),
max_slope=float('+inf'),
name=None,
element_constructor=None,
element_class=None,
global_options=None):
"""
Initialize ``self``.
TESTS::
sage: import sage.combinat.integer_list_old as integer_list
sage: C = integer_list.IntegerListsLex(2, length=3)
sage: C == loads(dumps(C))
True
sage: C == loads(dumps(C)) # this did fail at some point, really!
True
sage: C is loads(dumps(C)) # todo: not implemented
True
sage: C.cardinality().parent() is ZZ
True
sage: TestSuite(C).run()
"""
stopgap(
"The old implementation of IntegerListsLex does not allow for arbitrary input;"
" non-allowed input can return wrong results,"
" please see the documentation for IntegerListsLex for details.",
17548)
# Convert to float infinity
from sage.rings.infinity import infinity
if max_slope == infinity:
max_slope = float('+inf')
if min_slope == -infinity:
min_slope = float('-inf')
if max_length == infinity:
max_length = float('inf')
if max_part == infinity:
max_part = float('+inf')
if floor is None:
self.floor_list = []
else:
try:
# Is ``floor`` an iterable?
# Not ``floor[:]`` because we want ``self.floor_list``
# mutable, and applying [:] to a tuple gives a tuple.
self.floor_list = builtins.list(floor)
# Make sure the floor list will make the list satisfy the constraints
if min_slope != float('-inf'):
for i in range(1, len(self.floor_list)):
self.floor_list[i] = max(
self.floor_list[i],
self.floor_list[i - 1] + min_slope)
# Some input checking
for i in range(1, len(self.floor_list)):
if self.floor_list[i] - self.floor_list[i - 1] > max_slope:
raise ValueError(
"floor does not satisfy the max slope condition")
if self.floor_list and min_part - self.floor_list[
-1] > max_slope:
raise ValueError(
"floor does not satisfy the max slope condition")
except TypeError:
self.floor = floor
if ceiling is None:
self.ceiling_list = []
else:
try:
# Is ``ceiling`` an iterable?
self.ceiling_list = builtins.list(ceiling)
# Make sure the ceiling list will make the list satisfy the constraints
if max_slope != float('+inf'):
for i in range(1, len(self.ceiling_list)):
self.ceiling_list[i] = min(
self.ceiling_list[i],
self.ceiling_list[i - 1] + max_slope)
# Some input checking
for i in range(1, len(self.ceiling_list)):
if self.ceiling_list[i] - self.ceiling_list[i -
1] < min_slope:
raise ValueError(
"ceiling does not satisfy the min slope condition")
if self.ceiling_list and max_part - self.ceiling_list[
-1] < min_slope:
raise ValueError(
"ceiling does not satisfy the min slope condition")
except TypeError:
# ``ceiling`` is not an iterable.
self.ceiling = ceiling
if name is not None:
self.rename(name)
if n in ZZ:
self.n = n
self.n_range = [n]
else:
self.n_range = n
if length is not None:
min_length = length
max_length = length
self.min_length = min_length
self.max_length = max_length
self.min_part = min_part
self.max_part = max_part
# FIXME: the internal functions currently assume that floor and ceiling start at 1
# this is a workaround
self.max_slope = max_slope
self.min_slope = min_slope
if element_constructor is not None:
self._element_constructor_ = element_constructor
if element_class is not None:
self.Element = element_class
if global_options is not None:
self.global_options = global_options
Parent.__init__(self, category=FiniteEnumeratedSets())
from six.moves import builtins c1 = complex() d1 = dict() f1 = float() i1 = int() l1 = list() s1 = str() t1 = tuple() c2 = builtins.complex() d2 = builtins.dict() f2 = builtins.float() i2 = builtins.int() l2 = builtins.list() s2 = builtins.str() t2 = builtins.tuple()
@classmethod
def byname(cls, name, *default):
'''Lookup the value in an enumeration by it's first-defined name'''
if len(default) > 1:
raise TypeError("{:s}.byname expected at most 3 arguments, got {:d}".format(cls.typename(), 2+len(default)))
try:
return six.next(value for item, value in cls._values_ if item == name)
except StopIteration:
if default: return six.next(iter(default))
raise KeyError(cls, 'enum.byname', name)
# update our current state
for _, definition in builtins.list(six.viewitems(globals())):
if definition in [type] or getattr(definition, '__base__', type) is type:
continue
if isinstance(definition, builtins.type) and issubclass(definition, type):
__state__.setdefault(Config.integer.order, {})[definition] = definition
continue
del(definition)
if __name__ == '__main__':
class Result(Exception): pass
class Success(Result): pass
class Failure(Result): pass
TestCaseList = []
def TestCase(fn):
def harness(**kwds):
def __init__(self,
n,
length = None, min_length=0, max_length=float('+inf'),
floor=None, ceiling = None,
min_part = 0, max_part = float('+inf'),
min_slope=float('-inf'), max_slope=float('+inf'),
name = None,
element_constructor = None,
element_class = None,
global_options = None):
"""
Initialize ``self``.
TESTS::
sage: import sage.combinat.integer_list_old as integer_list
sage: C = integer_list.IntegerListsLex(2, length=3)
sage: C == loads(dumps(C))
True
sage: C == loads(dumps(C)) # this did fail at some point, really!
True
sage: C is loads(dumps(C)) # todo: not implemented
True
sage: C.cardinality().parent() is ZZ
True
sage: TestSuite(C).run()
"""
stopgap("The old implementation of IntegerListsLex does not allow for arbitrary input;"
" non-allowed input can return wrong results,"
" please see the documentation for IntegerListsLex for details.",
17548)
# Convert to float infinity
from sage.rings.infinity import infinity
if max_slope == infinity:
max_slope = float('+inf')
if min_slope == -infinity:
min_slope = float('-inf')
if max_length == infinity:
max_length = float('inf')
if max_part == infinity:
max_part = float('+inf')
if floor is None:
self.floor_list = []
else:
try:
# Is ``floor`` an iterable?
# Not ``floor[:]`` because we want ``self.floor_list``
# mutable, and applying [:] to a tuple gives a tuple.
self.floor_list = builtins.list(floor)
# Make sure the floor list will make the list satisfy the constraints
if min_slope != float('-inf'):
for i in range(1, len(self.floor_list)):
self.floor_list[i] = max(self.floor_list[i], self.floor_list[i-1] + min_slope)
# Some input checking
for i in range(1, len(self.floor_list)):
if self.floor_list[i] - self.floor_list[i-1] > max_slope:
raise ValueError("floor does not satisfy the max slope condition")
if self.floor_list and min_part - self.floor_list[-1] > max_slope:
raise ValueError("floor does not satisfy the max slope condition")
except TypeError:
self.floor = floor
if ceiling is None:
self.ceiling_list = []
else:
try:
# Is ``ceiling`` an iterable?
self.ceiling_list = builtins.list(ceiling)
# Make sure the ceiling list will make the list satisfy the constraints
if max_slope != float('+inf'):
for i in range(1, len(self.ceiling_list)):
self.ceiling_list[i] = min(self.ceiling_list[i], self.ceiling_list[i-1] + max_slope)
# Some input checking
for i in range(1, len(self.ceiling_list)):
if self.ceiling_list[i] - self.ceiling_list[i-1] < min_slope:
raise ValueError("ceiling does not satisfy the min slope condition")
if self.ceiling_list and max_part - self.ceiling_list[-1] < min_slope:
raise ValueError("ceiling does not satisfy the min slope condition")
except TypeError:
# ``ceiling`` is not an iterable.
self.ceiling = ceiling
if name is not None:
self.rename(name)
if n in ZZ:
self.n = n
self.n_range = [n]
else:
self.n_range = n
if length is not None:
min_length = length
max_length = length
self.min_length = min_length
self.max_length = max_length
self.min_part = min_part
self.max_part = max_part
# FIXME: the internal functions currently assume that floor and ceiling start at 1
# this is a workaround
self.max_slope = max_slope
self.min_slope = min_slope
if element_constructor is not None:
self._element_constructor_ = element_constructor
if element_class is not None:
self.Element = element_class
if global_options is not None:
self.global_options = global_options
Parent.__init__(self, category=FiniteEnumeratedSets())
