mirror of
https://github.com/SickGear/SickGear.git
synced 2024-11-30 00:13:38 +00:00
760 lines
25 KiB
Python
760 lines
25 KiB
Python
# results.py
|
|
from collections.abc import MutableMapping, Mapping, MutableSequence, Iterator
|
|
import pprint
|
|
from weakref import ref as wkref
|
|
from typing import Tuple, Any
|
|
|
|
str_type: Tuple[type, ...] = (str, bytes)
|
|
_generator_type = type((_ for _ in ()))
|
|
|
|
|
|
class _ParseResultsWithOffset:
|
|
__slots__ = ["tup"]
|
|
|
|
def __init__(self, p1, p2):
|
|
self.tup = (p1, p2)
|
|
|
|
def __getitem__(self, i):
|
|
return self.tup[i]
|
|
|
|
def __getstate__(self):
|
|
return self.tup
|
|
|
|
def __setstate__(self, *args):
|
|
self.tup = args[0]
|
|
|
|
|
|
class ParseResults:
|
|
"""Structured parse results, to provide multiple means of access to
|
|
the parsed data:
|
|
|
|
- as a list (``len(results)``)
|
|
- by list index (``results[0], results[1]``, etc.)
|
|
- by attribute (``results.<results_name>`` - see :class:`ParserElement.set_results_name`)
|
|
|
|
Example::
|
|
|
|
integer = Word(nums)
|
|
date_str = (integer.set_results_name("year") + '/'
|
|
+ integer.set_results_name("month") + '/'
|
|
+ integer.set_results_name("day"))
|
|
# equivalent form:
|
|
# date_str = (integer("year") + '/'
|
|
# + integer("month") + '/'
|
|
# + integer("day"))
|
|
|
|
# parse_string returns a ParseResults object
|
|
result = date_str.parse_string("1999/12/31")
|
|
|
|
def test(s, fn=repr):
|
|
print("{} -> {}".format(s, fn(eval(s))))
|
|
test("list(result)")
|
|
test("result[0]")
|
|
test("result['month']")
|
|
test("result.day")
|
|
test("'month' in result")
|
|
test("'minutes' in result")
|
|
test("result.dump()", str)
|
|
|
|
prints::
|
|
|
|
list(result) -> ['1999', '/', '12', '/', '31']
|
|
result[0] -> '1999'
|
|
result['month'] -> '12'
|
|
result.day -> '31'
|
|
'month' in result -> True
|
|
'minutes' in result -> False
|
|
result.dump() -> ['1999', '/', '12', '/', '31']
|
|
- day: '31'
|
|
- month: '12'
|
|
- year: '1999'
|
|
"""
|
|
|
|
_null_values: Tuple[Any, ...] = (None, [], "", ())
|
|
|
|
__slots__ = [
|
|
"_name",
|
|
"_parent",
|
|
"_all_names",
|
|
"_modal",
|
|
"_toklist",
|
|
"_tokdict",
|
|
"__weakref__",
|
|
]
|
|
|
|
class List(list):
|
|
"""
|
|
Simple wrapper class to distinguish parsed list results that should be preserved
|
|
as actual Python lists, instead of being converted to :class:`ParseResults`:
|
|
|
|
LBRACK, RBRACK = map(pp.Suppress, "[]")
|
|
element = pp.Forward()
|
|
item = ppc.integer
|
|
element_list = LBRACK + pp.delimited_list(element) + RBRACK
|
|
|
|
# add parse actions to convert from ParseResults to actual Python collection types
|
|
def as_python_list(t):
|
|
return pp.ParseResults.List(t.as_list())
|
|
element_list.add_parse_action(as_python_list)
|
|
|
|
element <<= item | element_list
|
|
|
|
element.run_tests('''
|
|
100
|
|
[2,3,4]
|
|
[[2, 1],3,4]
|
|
[(2, 1),3,4]
|
|
(2,3,4)
|
|
''', post_parse=lambda s, r: (r[0], type(r[0])))
|
|
|
|
prints:
|
|
|
|
100
|
|
(100, <class 'int'>)
|
|
|
|
[2,3,4]
|
|
([2, 3, 4], <class 'list'>)
|
|
|
|
[[2, 1],3,4]
|
|
([[2, 1], 3, 4], <class 'list'>)
|
|
|
|
(Used internally by :class:`Group` when `aslist=True`.)
|
|
"""
|
|
|
|
def __new__(cls, contained=None):
|
|
if contained is None:
|
|
contained = []
|
|
|
|
if not isinstance(contained, list):
|
|
raise TypeError(
|
|
"{} may only be constructed with a list,"
|
|
" not {}".format(cls.__name__, type(contained).__name__)
|
|
)
|
|
|
|
return list.__new__(cls)
|
|
|
|
def __new__(cls, toklist=None, name=None, **kwargs):
|
|
if isinstance(toklist, ParseResults):
|
|
return toklist
|
|
self = object.__new__(cls)
|
|
self._name = None
|
|
self._parent = None
|
|
self._all_names = set()
|
|
|
|
if toklist is None:
|
|
self._toklist = []
|
|
elif isinstance(toklist, (list, _generator_type)):
|
|
self._toklist = (
|
|
[toklist[:]]
|
|
if isinstance(toklist, ParseResults.List)
|
|
else list(toklist)
|
|
)
|
|
else:
|
|
self._toklist = [toklist]
|
|
self._tokdict = dict()
|
|
return self
|
|
|
|
# Performance tuning: we construct a *lot* of these, so keep this
|
|
# constructor as small and fast as possible
|
|
def __init__(
|
|
self, toklist=None, name=None, asList=True, modal=True, isinstance=isinstance
|
|
):
|
|
self._modal = modal
|
|
if name is not None and name != "":
|
|
if isinstance(name, int):
|
|
name = str(name)
|
|
if not modal:
|
|
self._all_names = {name}
|
|
self._name = name
|
|
if toklist not in self._null_values:
|
|
if isinstance(toklist, (str_type, type)):
|
|
toklist = [toklist]
|
|
if asList:
|
|
if isinstance(toklist, ParseResults):
|
|
self[name] = _ParseResultsWithOffset(
|
|
ParseResults(toklist._toklist), 0
|
|
)
|
|
else:
|
|
self[name] = _ParseResultsWithOffset(
|
|
ParseResults(toklist[0]), 0
|
|
)
|
|
self[name]._name = name
|
|
else:
|
|
try:
|
|
self[name] = toklist[0]
|
|
except (KeyError, TypeError, IndexError):
|
|
if toklist is not self:
|
|
self[name] = toklist
|
|
else:
|
|
self._name = name
|
|
|
|
def __getitem__(self, i):
|
|
if isinstance(i, (int, slice)):
|
|
return self._toklist[i]
|
|
else:
|
|
if i not in self._all_names:
|
|
return self._tokdict[i][-1][0]
|
|
else:
|
|
return ParseResults([v[0] for v in self._tokdict[i]])
|
|
|
|
def __setitem__(self, k, v, isinstance=isinstance):
|
|
if isinstance(v, _ParseResultsWithOffset):
|
|
self._tokdict[k] = self._tokdict.get(k, list()) + [v]
|
|
sub = v[0]
|
|
elif isinstance(k, (int, slice)):
|
|
self._toklist[k] = v
|
|
sub = v
|
|
else:
|
|
self._tokdict[k] = self._tokdict.get(k, list()) + [
|
|
_ParseResultsWithOffset(v, 0)
|
|
]
|
|
sub = v
|
|
if isinstance(sub, ParseResults):
|
|
sub._parent = wkref(self)
|
|
|
|
def __delitem__(self, i):
|
|
if isinstance(i, (int, slice)):
|
|
mylen = len(self._toklist)
|
|
del self._toklist[i]
|
|
|
|
# convert int to slice
|
|
if isinstance(i, int):
|
|
if i < 0:
|
|
i += mylen
|
|
i = slice(i, i + 1)
|
|
# get removed indices
|
|
removed = list(range(*i.indices(mylen)))
|
|
removed.reverse()
|
|
# fixup indices in token dictionary
|
|
for name, occurrences in self._tokdict.items():
|
|
for j in removed:
|
|
for k, (value, position) in enumerate(occurrences):
|
|
occurrences[k] = _ParseResultsWithOffset(
|
|
value, position - (position > j)
|
|
)
|
|
else:
|
|
del self._tokdict[i]
|
|
|
|
def __contains__(self, k) -> bool:
|
|
return k in self._tokdict
|
|
|
|
def __len__(self) -> int:
|
|
return len(self._toklist)
|
|
|
|
def __bool__(self) -> bool:
|
|
return not not (self._toklist or self._tokdict)
|
|
|
|
def __iter__(self) -> Iterator:
|
|
return iter(self._toklist)
|
|
|
|
def __reversed__(self) -> Iterator:
|
|
return iter(self._toklist[::-1])
|
|
|
|
def keys(self):
|
|
return iter(self._tokdict)
|
|
|
|
def values(self):
|
|
return (self[k] for k in self.keys())
|
|
|
|
def items(self):
|
|
return ((k, self[k]) for k in self.keys())
|
|
|
|
def haskeys(self) -> bool:
|
|
"""
|
|
Since ``keys()`` returns an iterator, this method is helpful in bypassing
|
|
code that looks for the existence of any defined results names."""
|
|
return bool(self._tokdict)
|
|
|
|
def pop(self, *args, **kwargs):
|
|
"""
|
|
Removes and returns item at specified index (default= ``last``).
|
|
Supports both ``list`` and ``dict`` semantics for ``pop()``. If
|
|
passed no argument or an integer argument, it will use ``list``
|
|
semantics and pop tokens from the list of parsed tokens. If passed
|
|
a non-integer argument (most likely a string), it will use ``dict``
|
|
semantics and pop the corresponding value from any defined results
|
|
names. A second default return value argument is supported, just as in
|
|
``dict.pop()``.
|
|
|
|
Example::
|
|
|
|
numlist = Word(nums)[...]
|
|
print(numlist.parse_string("0 123 321")) # -> ['0', '123', '321']
|
|
|
|
def remove_first(tokens):
|
|
tokens.pop(0)
|
|
numlist.add_parse_action(remove_first)
|
|
print(numlist.parse_string("0 123 321")) # -> ['123', '321']
|
|
|
|
label = Word(alphas)
|
|
patt = label("LABEL") + Word(nums)[1, ...]
|
|
print(patt.parse_string("AAB 123 321").dump())
|
|
|
|
# Use pop() in a parse action to remove named result (note that corresponding value is not
|
|
# removed from list form of results)
|
|
def remove_LABEL(tokens):
|
|
tokens.pop("LABEL")
|
|
return tokens
|
|
patt.add_parse_action(remove_LABEL)
|
|
print(patt.parse_string("AAB 123 321").dump())
|
|
|
|
prints::
|
|
|
|
['AAB', '123', '321']
|
|
- LABEL: 'AAB'
|
|
|
|
['AAB', '123', '321']
|
|
"""
|
|
if not args:
|
|
args = [-1]
|
|
for k, v in kwargs.items():
|
|
if k == "default":
|
|
args = (args[0], v)
|
|
else:
|
|
raise TypeError(
|
|
"pop() got an unexpected keyword argument {!r}".format(k)
|
|
)
|
|
if isinstance(args[0], int) or len(args) == 1 or args[0] in self:
|
|
index = args[0]
|
|
ret = self[index]
|
|
del self[index]
|
|
return ret
|
|
else:
|
|
defaultvalue = args[1]
|
|
return defaultvalue
|
|
|
|
def get(self, key, default_value=None):
|
|
"""
|
|
Returns named result matching the given key, or if there is no
|
|
such name, then returns the given ``default_value`` or ``None`` if no
|
|
``default_value`` is specified.
|
|
|
|
Similar to ``dict.get()``.
|
|
|
|
Example::
|
|
|
|
integer = Word(nums)
|
|
date_str = integer("year") + '/' + integer("month") + '/' + integer("day")
|
|
|
|
result = date_str.parse_string("1999/12/31")
|
|
print(result.get("year")) # -> '1999'
|
|
print(result.get("hour", "not specified")) # -> 'not specified'
|
|
print(result.get("hour")) # -> None
|
|
"""
|
|
if key in self:
|
|
return self[key]
|
|
else:
|
|
return default_value
|
|
|
|
def insert(self, index, ins_string):
|
|
"""
|
|
Inserts new element at location index in the list of parsed tokens.
|
|
|
|
Similar to ``list.insert()``.
|
|
|
|
Example::
|
|
|
|
numlist = Word(nums)[...]
|
|
print(numlist.parse_string("0 123 321")) # -> ['0', '123', '321']
|
|
|
|
# use a parse action to insert the parse location in the front of the parsed results
|
|
def insert_locn(locn, tokens):
|
|
tokens.insert(0, locn)
|
|
numlist.add_parse_action(insert_locn)
|
|
print(numlist.parse_string("0 123 321")) # -> [0, '0', '123', '321']
|
|
"""
|
|
self._toklist.insert(index, ins_string)
|
|
# fixup indices in token dictionary
|
|
for name, occurrences in self._tokdict.items():
|
|
for k, (value, position) in enumerate(occurrences):
|
|
occurrences[k] = _ParseResultsWithOffset(
|
|
value, position + (position > index)
|
|
)
|
|
|
|
def append(self, item):
|
|
"""
|
|
Add single element to end of ``ParseResults`` list of elements.
|
|
|
|
Example::
|
|
|
|
numlist = Word(nums)[...]
|
|
print(numlist.parse_string("0 123 321")) # -> ['0', '123', '321']
|
|
|
|
# use a parse action to compute the sum of the parsed integers, and add it to the end
|
|
def append_sum(tokens):
|
|
tokens.append(sum(map(int, tokens)))
|
|
numlist.add_parse_action(append_sum)
|
|
print(numlist.parse_string("0 123 321")) # -> ['0', '123', '321', 444]
|
|
"""
|
|
self._toklist.append(item)
|
|
|
|
def extend(self, itemseq):
|
|
"""
|
|
Add sequence of elements to end of ``ParseResults`` list of elements.
|
|
|
|
Example::
|
|
|
|
patt = Word(alphas)[1, ...]
|
|
|
|
# use a parse action to append the reverse of the matched strings, to make a palindrome
|
|
def make_palindrome(tokens):
|
|
tokens.extend(reversed([t[::-1] for t in tokens]))
|
|
return ''.join(tokens)
|
|
patt.add_parse_action(make_palindrome)
|
|
print(patt.parse_string("lskdj sdlkjf lksd")) # -> 'lskdjsdlkjflksddsklfjkldsjdksl'
|
|
"""
|
|
if isinstance(itemseq, ParseResults):
|
|
self.__iadd__(itemseq)
|
|
else:
|
|
self._toklist.extend(itemseq)
|
|
|
|
def clear(self):
|
|
"""
|
|
Clear all elements and results names.
|
|
"""
|
|
del self._toklist[:]
|
|
self._tokdict.clear()
|
|
|
|
def __getattr__(self, name):
|
|
try:
|
|
return self[name]
|
|
except KeyError:
|
|
if name.startswith("__"):
|
|
raise AttributeError(name)
|
|
return ""
|
|
|
|
def __add__(self, other) -> "ParseResults":
|
|
ret = self.copy()
|
|
ret += other
|
|
return ret
|
|
|
|
def __iadd__(self, other) -> "ParseResults":
|
|
if other._tokdict:
|
|
offset = len(self._toklist)
|
|
addoffset = lambda a: offset if a < 0 else a + offset
|
|
otheritems = other._tokdict.items()
|
|
otherdictitems = [
|
|
(k, _ParseResultsWithOffset(v[0], addoffset(v[1])))
|
|
for k, vlist in otheritems
|
|
for v in vlist
|
|
]
|
|
for k, v in otherdictitems:
|
|
self[k] = v
|
|
if isinstance(v[0], ParseResults):
|
|
v[0]._parent = wkref(self)
|
|
|
|
self._toklist += other._toklist
|
|
self._all_names |= other._all_names
|
|
return self
|
|
|
|
def __radd__(self, other) -> "ParseResults":
|
|
if isinstance(other, int) and other == 0:
|
|
# useful for merging many ParseResults using sum() builtin
|
|
return self.copy()
|
|
else:
|
|
# this may raise a TypeError - so be it
|
|
return other + self
|
|
|
|
def __repr__(self) -> str:
|
|
return "{}({!r}, {})".format(type(self).__name__, self._toklist, self.as_dict())
|
|
|
|
def __str__(self) -> str:
|
|
return (
|
|
"["
|
|
+ ", ".join(
|
|
[
|
|
str(i) if isinstance(i, ParseResults) else repr(i)
|
|
for i in self._toklist
|
|
]
|
|
)
|
|
+ "]"
|
|
)
|
|
|
|
def _asStringList(self, sep=""):
|
|
out = []
|
|
for item in self._toklist:
|
|
if out and sep:
|
|
out.append(sep)
|
|
if isinstance(item, ParseResults):
|
|
out += item._asStringList()
|
|
else:
|
|
out.append(str(item))
|
|
return out
|
|
|
|
def as_list(self) -> list:
|
|
"""
|
|
Returns the parse results as a nested list of matching tokens, all converted to strings.
|
|
|
|
Example::
|
|
|
|
patt = Word(alphas)[1, ...]
|
|
result = patt.parse_string("sldkj lsdkj sldkj")
|
|
# even though the result prints in string-like form, it is actually a pyparsing ParseResults
|
|
print(type(result), result) # -> <class 'pyparsing.ParseResults'> ['sldkj', 'lsdkj', 'sldkj']
|
|
|
|
# Use as_list() to create an actual list
|
|
result_list = result.as_list()
|
|
print(type(result_list), result_list) # -> <class 'list'> ['sldkj', 'lsdkj', 'sldkj']
|
|
"""
|
|
return [
|
|
res.as_list() if isinstance(res, ParseResults) else res
|
|
for res in self._toklist
|
|
]
|
|
|
|
def as_dict(self) -> dict:
|
|
"""
|
|
Returns the named parse results as a nested dictionary.
|
|
|
|
Example::
|
|
|
|
integer = Word(nums)
|
|
date_str = integer("year") + '/' + integer("month") + '/' + integer("day")
|
|
|
|
result = date_str.parse_string('12/31/1999')
|
|
print(type(result), repr(result)) # -> <class 'pyparsing.ParseResults'> (['12', '/', '31', '/', '1999'], {'day': [('1999', 4)], 'year': [('12', 0)], 'month': [('31', 2)]})
|
|
|
|
result_dict = result.as_dict()
|
|
print(type(result_dict), repr(result_dict)) # -> <class 'dict'> {'day': '1999', 'year': '12', 'month': '31'}
|
|
|
|
# even though a ParseResults supports dict-like access, sometime you just need to have a dict
|
|
import json
|
|
print(json.dumps(result)) # -> Exception: TypeError: ... is not JSON serializable
|
|
print(json.dumps(result.as_dict())) # -> {"month": "31", "day": "1999", "year": "12"}
|
|
"""
|
|
|
|
def to_item(obj):
|
|
if isinstance(obj, ParseResults):
|
|
return obj.as_dict() if obj.haskeys() else [to_item(v) for v in obj]
|
|
else:
|
|
return obj
|
|
|
|
return dict((k, to_item(v)) for k, v in self.items())
|
|
|
|
def copy(self) -> "ParseResults":
|
|
"""
|
|
Returns a new copy of a :class:`ParseResults` object.
|
|
"""
|
|
ret = ParseResults(self._toklist)
|
|
ret._tokdict = self._tokdict.copy()
|
|
ret._parent = self._parent
|
|
ret._all_names |= self._all_names
|
|
ret._name = self._name
|
|
return ret
|
|
|
|
def get_name(self):
|
|
r"""
|
|
Returns the results name for this token expression. Useful when several
|
|
different expressions might match at a particular location.
|
|
|
|
Example::
|
|
|
|
integer = Word(nums)
|
|
ssn_expr = Regex(r"\d\d\d-\d\d-\d\d\d\d")
|
|
house_number_expr = Suppress('#') + Word(nums, alphanums)
|
|
user_data = (Group(house_number_expr)("house_number")
|
|
| Group(ssn_expr)("ssn")
|
|
| Group(integer)("age"))
|
|
user_info = user_data[1, ...]
|
|
|
|
result = user_info.parse_string("22 111-22-3333 #221B")
|
|
for item in result:
|
|
print(item.get_name(), ':', item[0])
|
|
|
|
prints::
|
|
|
|
age : 22
|
|
ssn : 111-22-3333
|
|
house_number : 221B
|
|
"""
|
|
if self._name:
|
|
return self._name
|
|
elif self._parent:
|
|
par = self._parent()
|
|
|
|
def find_in_parent(sub):
|
|
return next(
|
|
(
|
|
k
|
|
for k, vlist in par._tokdict.items()
|
|
for v, loc in vlist
|
|
if sub is v
|
|
),
|
|
None,
|
|
)
|
|
|
|
return find_in_parent(self) if par else None
|
|
elif (
|
|
len(self) == 1
|
|
and len(self._tokdict) == 1
|
|
and next(iter(self._tokdict.values()))[0][1] in (0, -1)
|
|
):
|
|
return next(iter(self._tokdict.keys()))
|
|
else:
|
|
return None
|
|
|
|
def dump(self, indent="", full=True, include_list=True, _depth=0) -> str:
|
|
"""
|
|
Diagnostic method for listing out the contents of
|
|
a :class:`ParseResults`. Accepts an optional ``indent`` argument so
|
|
that this string can be embedded in a nested display of other data.
|
|
|
|
Example::
|
|
|
|
integer = Word(nums)
|
|
date_str = integer("year") + '/' + integer("month") + '/' + integer("day")
|
|
|
|
result = date_str.parse_string('1999/12/31')
|
|
print(result.dump())
|
|
|
|
prints::
|
|
|
|
['1999', '/', '12', '/', '31']
|
|
- day: '31'
|
|
- month: '12'
|
|
- year: '1999'
|
|
"""
|
|
out = []
|
|
NL = "\n"
|
|
out.append(indent + str(self.as_list()) if include_list else "")
|
|
|
|
if full:
|
|
if self.haskeys():
|
|
items = sorted((str(k), v) for k, v in self.items())
|
|
for k, v in items:
|
|
if out:
|
|
out.append(NL)
|
|
out.append("{}{}- {}: ".format(indent, (" " * _depth), k))
|
|
if isinstance(v, ParseResults):
|
|
if v:
|
|
out.append(
|
|
v.dump(
|
|
indent=indent,
|
|
full=full,
|
|
include_list=include_list,
|
|
_depth=_depth + 1,
|
|
)
|
|
)
|
|
else:
|
|
out.append(str(v))
|
|
else:
|
|
out.append(repr(v))
|
|
if any(isinstance(vv, ParseResults) for vv in self):
|
|
v = self
|
|
for i, vv in enumerate(v):
|
|
if isinstance(vv, ParseResults):
|
|
out.append(
|
|
"\n{}{}[{}]:\n{}{}{}".format(
|
|
indent,
|
|
(" " * (_depth)),
|
|
i,
|
|
indent,
|
|
(" " * (_depth + 1)),
|
|
vv.dump(
|
|
indent=indent,
|
|
full=full,
|
|
include_list=include_list,
|
|
_depth=_depth + 1,
|
|
),
|
|
)
|
|
)
|
|
else:
|
|
out.append(
|
|
"\n%s%s[%d]:\n%s%s%s"
|
|
% (
|
|
indent,
|
|
(" " * (_depth)),
|
|
i,
|
|
indent,
|
|
(" " * (_depth + 1)),
|
|
str(vv),
|
|
)
|
|
)
|
|
|
|
return "".join(out)
|
|
|
|
def pprint(self, *args, **kwargs):
|
|
"""
|
|
Pretty-printer for parsed results as a list, using the
|
|
`pprint <https://docs.python.org/3/library/pprint.html>`_ module.
|
|
Accepts additional positional or keyword args as defined for
|
|
`pprint.pprint <https://docs.python.org/3/library/pprint.html#pprint.pprint>`_ .
|
|
|
|
Example::
|
|
|
|
ident = Word(alphas, alphanums)
|
|
num = Word(nums)
|
|
func = Forward()
|
|
term = ident | num | Group('(' + func + ')')
|
|
func <<= ident + Group(Optional(delimited_list(term)))
|
|
result = func.parse_string("fna a,b,(fnb c,d,200),100")
|
|
result.pprint(width=40)
|
|
|
|
prints::
|
|
|
|
['fna',
|
|
['a',
|
|
'b',
|
|
['(', 'fnb', ['c', 'd', '200'], ')'],
|
|
'100']]
|
|
"""
|
|
pprint.pprint(self.as_list(), *args, **kwargs)
|
|
|
|
# add support for pickle protocol
|
|
def __getstate__(self):
|
|
return (
|
|
self._toklist,
|
|
(
|
|
self._tokdict.copy(),
|
|
self._parent is not None and self._parent() or None,
|
|
self._all_names,
|
|
self._name,
|
|
),
|
|
)
|
|
|
|
def __setstate__(self, state):
|
|
self._toklist, (self._tokdict, par, inAccumNames, self._name) = state
|
|
self._all_names = set(inAccumNames)
|
|
if par is not None:
|
|
self._parent = wkref(par)
|
|
else:
|
|
self._parent = None
|
|
|
|
def __getnewargs__(self):
|
|
return self._toklist, self._name
|
|
|
|
def __dir__(self):
|
|
return dir(type(self)) + list(self.keys())
|
|
|
|
@classmethod
|
|
def from_dict(cls, other, name=None) -> "ParseResults":
|
|
"""
|
|
Helper classmethod to construct a ``ParseResults`` from a ``dict``, preserving the
|
|
name-value relations as results names. If an optional ``name`` argument is
|
|
given, a nested ``ParseResults`` will be returned.
|
|
"""
|
|
|
|
def is_iterable(obj):
|
|
try:
|
|
iter(obj)
|
|
except Exception:
|
|
return False
|
|
else:
|
|
return not isinstance(obj, str_type)
|
|
|
|
ret = cls([])
|
|
for k, v in other.items():
|
|
if isinstance(v, Mapping):
|
|
ret += cls.from_dict(v, name=k)
|
|
else:
|
|
ret += cls([v], name=k, asList=is_iterable(v))
|
|
if name is not None:
|
|
ret = cls([ret], name=name)
|
|
return ret
|
|
|
|
asList = as_list
|
|
asDict = as_dict
|
|
getName = get_name
|
|
|
|
|
|
MutableMapping.register(ParseResults)
|
|
MutableSequence.register(ParseResults)
|