Datatype 'i4' not understood #203

WalauA · 2024-07-22T15:46:29Z

WalauA
Jul 22, 2024

When importing riskfolio this error type keeps appearing.
I have upgrade the package itself as well.
Never used github before so here is the error.

TypeError Traceback (most recent call last)
Cell In[35], line 1
----> 1 import riskfolio as rp

File ~\anaconda3\Lib\site-packages\riskfolio_init_.py:9
1 """""" #
2 """
3 Copyright (c) 2020-2024, Dany Cajas
4 All rights reserved.
5 This work is licensed under BSD 3-Clause "New" or "Revised" License.
6 License available at https://github.com/dcajasn/Riskfolio-Lib/blob/master/LICENSE.txt
7 """
----> 9 from riskfolio.src import *
10 from riskfolio.external import *
11 from riskfolio.version import (
12 version as version,
13 )

File ~\anaconda3\Lib\site-packages\riskfolio\src_init_.py:9
1 """""" #
2 """
3 Copyright (c) 2020-2024, Dany Cajas
4 All rights reserved.
5 This work is licensed under BSD 3-Clause "New" or "Revised" License.
6 License available at https://github.com/dcajasn/Riskfolio-Lib/blob/master/LICENSE.txt
7 """
----> 9 from .Portfolio import *
10 from .HCPortfolio import *
11 from .PlotFunctions import *

File ~\anaconda3\Lib\site-packages\riskfolio\src\Portfolio.py:17
15 from sklearn.decomposition import PCA
16 from sklearn.preprocessing import StandardScaler
---> 17 import riskfolio.src.RiskFunctions as rk
18 import riskfolio.src.ParamsEstimation as pe
19 import riskfolio.src.AuxFunctions as af

File ~\anaconda3\Lib\site-packages\riskfolio\src\RiskFunctions.py:13
11 import cvxpy as cp
12 import riskfolio.src.OwaWeights as owa
---> 13 import riskfolio.src.ParamsEstimation as pe
14 from scipy.optimize import minimize
15 from scipy.optimize import Bounds

File ~\anaconda3\Lib\site-packages\riskfolio\src\ParamsEstimation.py:21
18 from numpy.linalg import inv
19 from itertools import product
---> 21 import riskfolio.src.AuxFunctions as af
22 import riskfolio.src.DBHT as db
23 import riskfolio.src.GerberStatistic as gs

File ~\anaconda3\Lib\site-packages\riskfolio\src\AuxFunctions.py:23
21 from sklearn.neighbors import KernelDensity
22 from sklearn.metrics import silhouette_samples
---> 23 from astropy.stats import knuth_bin_width, freedman_bin_width, scott_bin_width
24 from itertools import product
25 import riskfolio.external.cppfunctions as cf

File ~\anaconda3\Lib\site-packages\astropy\stats_init_.py:15
2 """
3 This subpackage contains statistical tools provided for or used by Astropy.
4
(...)
11
12 """
14 from . import bayesian_blocks as _bb
---> 15 from . import (
16 biweight,
17 circstats,
18 funcs,
19 info_theory,
20 jackknife,
21 sigma_clipping,
22 spatial,
23 )
24 from . import histogram as _hist
25 from .bayesian_blocks import *

File ~\anaconda3\Lib\site-packages\astropy\stats\circstats.py:15
3 """
4 This module contains simple functions for dealing with circular statistics, for
5 instance, mean, variance, standard deviation, correlation coefficient, and so
(...)
10 'CircStats' [2]_.
11 """
13 import numpy as np
---> 15 from astropy.units import Quantity
17 all = [
18 "circmean",
19 "circstd",
(...)
25 "vonmisesmle",
26 ]
27 doctest_requires = {"vtest": ["scipy"]}

File ~\anaconda3\Lib\site-packages\astropy\units_init_.py:13
1 # Licensed under a 3-clause BSD style license - see LICENSE.rst
3 """
4 This subpackage contains classes and functions for defining and converting
5 between different physical units.
(...)
10 code under a BSD license.
11 """
---> 13 from . import (
14 astrophys,
15 cgs,
16 core,
17 decorators,
18 misc,
19 photometric,
20 physical,
21 quantity,
22 si,
23 structured,
24 )
25 from .astrophys import *
26 from .cgs import *

File ~\anaconda3\Lib\site-packages\astropy\units\astrophys.py:10
3 """
4 This package defines the astrophysics-specific units. They are also
5 available in the astropy.units namespace.
6 """
8 import numpy as np
---> 10 from astropy.constants import si as _si
12 from . import si
13 from .core import UnitBase, def_unit, set_enabled_units

File ~\anaconda3\Lib\site-packages\astropy\constants_init_.py:27
23 from astropy import units
25 del units
---> 27 from . import cgs, si
28 from . import utils as _utils
29 from .config import codata, iaudata

File ~\anaconda3\Lib\site-packages\astropy\constants\cgs.py:7
1 # Licensed under a 3-clause BSD style license - see LICENSE.rst
2 """
3 Astronomical and physics constants in cgs units. See :mod:astropy.constants
4 for a complete listing of constants defined in Astropy.
5 """
----> 7 from .config import codata, iaudata
8 from .constant import Constant
10 for _nm, _c in (*sorted(vars(codata).items()), *sorted(vars(iaudata).items())):

File ~\anaconda3\Lib\site-packages\astropy\constants\config.py:15
12 phys_version = astropy.physical_constants.get()
13 astro_version = astropy.astronomical_constants.get()
---> 15 codata = importlib.import_module(".constants." + phys_version, "astropy")
16 iaudata = importlib.import_module(".constants." + astro_version, "astropy")

File ~\anaconda3\Lib\importlib_init_.py:126, in import_module(name, package)
124 break
125 level += 1
--> 126 return _bootstrap._gcd_import(name[level:], package, level)

File ~\anaconda3\Lib\site-packages\astropy\constants\codata2018.py:9
2 """
3 Astronomical and physics constants in SI units. See :mod:astropy.constants
4 for a complete listing of constants defined in Astropy.
5 """
7 import math
----> 9 from .constant import Constant, EMConstant
11 # PHYSICAL CONSTANTS
12 # https://en.wikipedia.org/wiki/2019_redefinition_of_SI_base_units
15 class CODATA2018(Constant):

File ~\anaconda3\Lib\site-packages\astropy\constants\constant.py:10
7 import numpy as np
9 from astropy.units.core import Unit, UnitsError
---> 10 from astropy.units.quantity import Quantity
11 from astropy.utils import lazyproperty
12 from astropy.utils.exceptions import AstropyUserWarning

File ~\anaconda3\Lib\site-packages\astropy\units\quantity.py:38
28 from .core import (
29 Unit,
30 UnitBase,
(...)
35 get_current_unit_registry,
36 )
37 from .format import Base, Latex
---> 38 from .quantity_helper import can_have_arbitrary_unit, check_output, converters_and_unit
39 from .quantity_helper.function_helpers import (
40 DISPATCHED_FUNCTIONS,
41 FUNCTION_HELPERS,
42 SUBCLASS_SAFE_FUNCTIONS,
43 UNSUPPORTED_FUNCTIONS,
44 )
45 from .structured import StructuredUnit, _structured_unit_like_dtype

File ~\anaconda3\Lib\site-packages\astropy\units\quantity_helper_init_.py:16
8 from .converters import *
10 # isort: split
11 # By importing helpers, all the unit conversion functions needed for
12 # numpy ufuncs and functions are defined.
13 # For scipy.special and erfa, importing the helper modules ensures
14 # the definitions are added as modules to UFUNC_HELPERS, to be loaded
15 # on demand.
---> 16 from . import erfa, function_helpers, helpers, scipy_special

File ~\anaconda3\Lib\site-packages\astropy\units\quantity_helper\erfa.py:5
2 """Quantity helpers for the ERFA ufuncs."""
3 # Tests for these are in coordinates, not in units.
----> 5 from erfa import dt_eraASTROM, dt_eraLDBODY, dt_pv
6 from erfa import ufunc as erfa_ufunc
8 from astropy.units.core import UnitsError, UnitTypeError, dimensionless_unscaled

File ~\anaconda3\Lib\site-packages\erfa_init_.py:5
1 # Licensed under a 3-clause BSD style license - see LICENSE.rst
2
3 # Import version first, as this gives a more useful error message
4 # if a system liberfa is too old.
----> 5 from .version import version as version # noqa
6 from .core import * # noqa
7 from .ufunc import (dt_eraASTROM, dt_eraLDBODY, dt_eraLEAPSECOND, # noqa
8 dt_pv, dt_sign, dt_type, dt_ymdf, dt_hmsf, dt_dmsf)

File ~\anaconda3\Lib\site-packages\erfa\version.py:25
22 # Set the version numbers a bit indirectly, so that Sphinx can pick up
23 # up the docstrings and list the values.
24 try:
---> 25 from . import ufunc
26 except ImportError as exc:
27 # If compiled to use a system liberfa, that library can be too old, and
28 # miss functions that are available in newer liberfa. If so, we should
29 # bail since nothing will work, but let's try to give a more informative
30 # error message.
31 try:

TypeError: data type 'i4' not understood