File size: 8,760 Bytes
6370773
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
import abc
import decimal
import numbers
import sys
from collections.abc import Iterator, Mapping, Sequence
from typing import (
    TYPE_CHECKING,
    Any,
    ClassVar,
    Final,
    Generic,
    Literal,
    SupportsIndex,
    TypeAlias,
    TypeGuard,
    TypeVar,
    overload,
)

import numpy as np
import numpy.typing as npt
from numpy._typing import (
    _FloatLike_co,
    _NumberLike_co,

    _ArrayLikeFloat_co,
    _ArrayLikeComplex_co,
)

from ._polytypes import (
    _AnyInt,
    _CoefLike_co,

    _Array2,
    _Tuple2,

    _Series,
    _CoefSeries,

    _SeriesLikeInt_co,
    _SeriesLikeCoef_co,

    _ArrayLikeCoefObject_co,
    _ArrayLikeCoef_co,
)

if sys.version_info >= (3, 11):
    from typing import LiteralString
elif TYPE_CHECKING:
    from typing_extensions import LiteralString
else:
    LiteralString: TypeAlias = str


__all__: Final[Sequence[str]] = ("ABCPolyBase",)


_NameCo = TypeVar("_NameCo", bound=None | LiteralString, covariant=True)
_Self = TypeVar("_Self", bound="ABCPolyBase")
_Other = TypeVar("_Other", bound="ABCPolyBase")

_AnyOther: TypeAlias = ABCPolyBase | _CoefLike_co | _SeriesLikeCoef_co
_Hundred: TypeAlias = Literal[100]


class ABCPolyBase(Generic[_NameCo], metaclass=abc.ABCMeta):
    __hash__: ClassVar[None]  # type: ignore[assignment]
    __array_ufunc__: ClassVar[None]

    maxpower: ClassVar[_Hundred]
    _superscript_mapping: ClassVar[Mapping[int, str]]
    _subscript_mapping: ClassVar[Mapping[int, str]]
    _use_unicode: ClassVar[bool]

    basis_name: _NameCo
    coef: _CoefSeries
    domain: _Array2[np.inexact[Any] | np.object_]
    window: _Array2[np.inexact[Any] | np.object_]

    _symbol: LiteralString
    @property
    def symbol(self, /) -> LiteralString: ...

    def __init__(
        self,
        /,
        coef: _SeriesLikeCoef_co,
        domain: None | _SeriesLikeCoef_co = ...,
        window: None | _SeriesLikeCoef_co = ...,
        symbol: str = ...,
    ) -> None: ...

    @overload
    def __call__(self, /, arg: _Other) -> _Other: ...
    # TODO: Once `_ShapeType@ndarray` is covariant and bounded (see #26081),
    # additionally include 0-d arrays as input types with scalar return type.
    @overload
    def __call__(
        self,
        /,
        arg: _FloatLike_co | decimal.Decimal | numbers.Real | np.object_,
    ) -> np.float64 | np.complex128: ...
    @overload
    def __call__(
        self,
        /,
        arg: _NumberLike_co | numbers.Complex,
    ) -> np.complex128: ...
    @overload
    def __call__(self, /, arg: _ArrayLikeFloat_co) -> (
        npt.NDArray[np.float64]
        | npt.NDArray[np.complex128]
        | npt.NDArray[np.object_]
    ): ...
    @overload
    def __call__(
        self,
        /,
        arg: _ArrayLikeComplex_co,
    ) -> npt.NDArray[np.complex128] | npt.NDArray[np.object_]: ...
    @overload
    def __call__(
        self,
        /,
        arg: _ArrayLikeCoefObject_co,
    ) -> npt.NDArray[np.object_]: ...

    def __str__(self, /) -> str: ...
    def __repr__(self, /) -> str: ...
    def __format__(self, fmt_str: str, /) -> str: ...
    def __eq__(self, x: object, /) -> bool: ...
    def __ne__(self, x: object, /) -> bool: ...
    def __neg__(self: _Self, /) -> _Self: ...
    def __pos__(self: _Self, /) -> _Self: ...
    def __add__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __sub__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __mul__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __truediv__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __floordiv__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __mod__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __divmod__(self: _Self, x: _AnyOther, /) -> _Tuple2[_Self]: ...
    def __pow__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __radd__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __rsub__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __rmul__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __rtruediv__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __rfloordiv__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __rmod__(self: _Self, x: _AnyOther, /) -> _Self: ...
    def __rdivmod__(self: _Self, x: _AnyOther, /) -> _Tuple2[_Self]: ...
    def __len__(self, /) -> int: ...
    def __iter__(self, /) -> Iterator[np.inexact[Any] | object]: ...
    def __getstate__(self, /) -> dict[str, Any]: ...
    def __setstate__(self, dict: dict[str, Any], /) -> None: ...

    def has_samecoef(self, /, other: ABCPolyBase) -> bool: ...
    def has_samedomain(self, /, other: ABCPolyBase) -> bool: ...
    def has_samewindow(self, /, other: ABCPolyBase) -> bool: ...
    @overload
    def has_sametype(self: _Self, /, other: ABCPolyBase) -> TypeGuard[_Self]: ...
    @overload
    def has_sametype(self, /, other: object) -> Literal[False]: ...

    def copy(self: _Self, /) -> _Self: ...
    def degree(self, /) -> int: ...
    def cutdeg(self: _Self, /) -> _Self: ...
    def trim(self: _Self, /, tol: _FloatLike_co = ...) -> _Self: ...
    def truncate(self: _Self, /, size: _AnyInt) -> _Self: ...

    @overload
    def convert(
        self,
        domain: None | _SeriesLikeCoef_co,
        kind: type[_Other],
        /,
        window: None | _SeriesLikeCoef_co = ...,
    ) -> _Other: ...
    @overload
    def convert(
        self,
        /,
        domain: None | _SeriesLikeCoef_co = ...,
        *,
        kind: type[_Other],
        window: None | _SeriesLikeCoef_co = ...,
    ) -> _Other: ...
    @overload
    def convert(
        self: _Self,
        /,
        domain: None | _SeriesLikeCoef_co = ...,
        kind: type[_Self] = ...,
        window: None | _SeriesLikeCoef_co = ...,
    ) -> _Self: ...

    def mapparms(self, /) -> _Tuple2[Any]: ...

    def integ(
        self: _Self, /,
        m: SupportsIndex = ...,
        k: _CoefLike_co | _SeriesLikeCoef_co = ...,
        lbnd: None | _CoefLike_co = ...,
    ) -> _Self: ...

    def deriv(self: _Self, /, m: SupportsIndex = ...) -> _Self: ...

    def roots(self, /) -> _CoefSeries: ...

    def linspace(
        self, /,
        n: SupportsIndex = ...,
        domain: None | _SeriesLikeCoef_co = ...,
    ) -> _Tuple2[_Series[np.float64 | np.complex128]]: ...

    @overload
    @classmethod
    def fit(
        cls: type[_Self], /,
        x: _SeriesLikeCoef_co,
        y: _SeriesLikeCoef_co,
        deg: int | _SeriesLikeInt_co,
        domain: None | _SeriesLikeCoef_co = ...,
        rcond: _FloatLike_co = ...,
        full: Literal[False] = ...,
        w: None | _SeriesLikeCoef_co = ...,
        window: None | _SeriesLikeCoef_co = ...,
        symbol: str = ...,
    ) -> _Self: ...
    @overload
    @classmethod
    def fit(
        cls: type[_Self], /,
        x: _SeriesLikeCoef_co,
        y: _SeriesLikeCoef_co,
        deg: int | _SeriesLikeInt_co,
        domain: None | _SeriesLikeCoef_co = ...,
        rcond: _FloatLike_co = ...,
        *,
        full: Literal[True],
        w: None | _SeriesLikeCoef_co = ...,
        window: None | _SeriesLikeCoef_co = ...,
        symbol: str = ...,
    ) -> tuple[_Self, Sequence[np.inexact[Any] | np.int32]]: ...
    @overload
    @classmethod
    def fit(
        cls: type[_Self],
        x: _SeriesLikeCoef_co,
        y: _SeriesLikeCoef_co,
        deg: int | _SeriesLikeInt_co,
        domain: None | _SeriesLikeCoef_co,
        rcond: _FloatLike_co,
        full: Literal[True], /,
        w: None | _SeriesLikeCoef_co = ...,
        window: None | _SeriesLikeCoef_co = ...,
        symbol: str = ...,
    ) -> tuple[_Self, Sequence[np.inexact[Any] | np.int32]]: ...

    @classmethod
    def fromroots(
        cls: type[_Self], /,
        roots: _ArrayLikeCoef_co,
        domain: None | _SeriesLikeCoef_co = ...,
        window: None | _SeriesLikeCoef_co = ...,
        symbol: str = ...,
    ) -> _Self: ...

    @classmethod
    def identity(
        cls: type[_Self], /,
        domain: None | _SeriesLikeCoef_co = ...,
        window: None | _SeriesLikeCoef_co = ...,
        symbol: str = ...,
    ) -> _Self: ...

    @classmethod
    def basis(
        cls: type[_Self], /,
        deg: _AnyInt,
        domain: None | _SeriesLikeCoef_co = ...,
        window: None | _SeriesLikeCoef_co = ...,
        symbol: str = ...,
    ) -> _Self: ...

    @classmethod
    def cast(
        cls: type[_Self], /,
        series: ABCPolyBase,
        domain: None | _SeriesLikeCoef_co = ...,
        window: None | _SeriesLikeCoef_co = ...,
    ) -> _Self: ...

    @classmethod
    def _str_term_unicode(cls, i: str, arg_str: str) -> str: ...
    @staticmethod
    def _str_term_ascii(i: str, arg_str: str) -> str: ...
    @staticmethod
    def _repr_latex_term(i: str, arg_str: str, needs_parens: bool) -> str: ...