[math] compatible brainpy.math.trapz

brainpy/_src/math/compat_numpy.py

@@ -27,7 +27,7 @@
   'tanh', 'deg2rad', 'hypot', 'rad2deg', 'degrees', 'radians', 'round',
   'around', 'round_', 'rint', 'floor', 'ceil', 'trunc', 'fix', 'prod',
   'sum', 'diff', 'median', 'nancumprod', 'nancumsum', 'nanprod', 'nansum',
-  'cumprod', 'cumsum', 'ediff1d', 'cross', 'trapz', 'isfinite', 'isinf',
+  'cumprod', 'cumsum', 'ediff1d', 'cross', 'isfinite', 'isinf',
   'isnan', 'signbit', 'copysign', 'nextafter', 'ldexp', 'frexp', 'convolve',
   'sqrt', 'cbrt', 'square', 'absolute', 'fabs', 'sign', 'heaviside',
   'maximum', 'minimum', 'fmax', 'fmin', 'interp', 'clip', 'angle',
@@ -381,7 +381,10 @@ def msort(a):
 nansum = _compatible_with_brainpy_array(jnp.nansum)
 ediff1d = _compatible_with_brainpy_array(jnp.ediff1d)
 cross = _compatible_with_brainpy_array(jnp.cross)
-trapz = _compatible_with_brainpy_array(jax.scipy.integrate.trapezoid)
+if jax.__version__ >= '0.4.18':
+  trapz = _compatible_with_brainpy_array(jax.scipy.integrate.trapezoid)
+else:
+  trapz = _compatible_with_brainpy_array(jnp.trapz)
 isfinite = _compatible_with_brainpy_array(jnp.isfinite)
 isinf = _compatible_with_brainpy_array(jnp.isinf)
 isnan = _compatible_with_brainpy_array(jnp.isnan)

brainpy/_src/math/op_register/base.py

@@ -1,11 +1,8 @@
-import inspect
-import os
 from functools import partial
 from typing import Callable, Sequence, Tuple, Protocol, Optional
 
 import jax
 import numpy as np
-import taichi as ti
 from jax.interpreters import xla, batching, ad, mlir
 from numba.core.dispatcher import Dispatcher
 
@@ -230,13 +227,3 @@ def _transform_to_array(a):
 def _transform_to_shapedarray(a):
   return jax.core.ShapedArray(a.shape, a.dtype)
 
-
-def _set_taichi_envir():
-  # find the path of taichi in python site_packages
-  taichi_path = ti.__path__[0]
-  taichi_c_api_install_dir = os.path.join(taichi_path, '_lib', 'c_api')
-  taichi_lib_dir = os.path.join(taichi_path, '_lib', 'runtime')
-  os.environ.update({
-    'TAICHI_C_API_INSTALL_DIR': taichi_c_api_install_dir,
-    'TI_LIB_DIR': taichi_lib_dir
-  })

brainpy/math/compat_numpy.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from brainpy._src.math.compat_numpy import (
+  trapz as trapz,
   fill_diagonal as fill_diagonal,
   empty as empty,
   empty_like as empty_like,
@@ -95,7 +96,6 @@
   cumsum as cumsum,
   ediff1d as ediff1d,
   cross as cross,
-  trapz as trapz,
   isfinite as isfinite,
   isinf as isinf,
   isnan as isnan,