pybamm-team__pybamm-4196

cd /PyBaMM && python -c "
import numpy as np
from scipy import interpolate

# Test CubicSpline derivative
x = np.linspace(0, 1, 10)
y = 2 * x
cs = interpolate.CubicSpline(x, y)
print('CubicSpline derivative at 0.5:', cs.derivative()(0.5))

# Test PchipInterpolator derivative
pc = interpolate.PchipInterpolator(x, y)
print('PchipInterpolator derivative at 0.5:', pc derivative(0.5))

# Test interp1d derivative
f = interpolate.interp1d(x, y, kind='linear')
print('interp1d linear derivative at 0.5:', f.derivative(0.5))
"

cd /PyBaMM && python -c "
import numpy as np
from scipy import interpolate

# Test CubicSpline derivative
x = np.linspace(0, 1, 10)
y = 2 * x
cs = interpolate.CubicSpline(x, y)
print('CubicSpline derivative at 0.5:', cs.derivative()(0.5))

# Test PchipInterpolator derivative
pc = interpolate.PchipInterpolator(x, y)
print('PchipInterpolator derivative at 0.5:', pc.derivative(0.5))

# Test interp1d derivative
f = interpolate.interp1d(x, y, kind='linear')
print('interp1d linear derivative at 0.5:', f.derivative(0.5))
"

cd /PyBaMM && python -c "
import numpy as np
from scipy import interpolate

# Test CubicSpline derivative
x = np.linspace(0, 1, 10)
y = 2 * x
cs = interpolate.CubicSpline(x, y)
print('CubicSpline derivative at 0.5:', cs.derivative()(0.5))

# Test PchipInterpolator derivative - need different approach
pc = interpolate.PchipInterpolator(x, y)
# PchipInterpolator doesn't have derivative method directly, but we can use 
# the fact that it's a piecewise function
print('PchipInterpolator type:', type(pc))
"

cd /PyBaMM && python -c "
import numpy as np
from scipy import interpolate

x = np.linspace(0, 1, 200)
y = 2 * x

# Linear interpolator
f_linear = interpolate.interp1d(x, y, kind='linear')
try:
    print('Linear derivative:', f_linear.derivative(0.397))
except Exception as e:
    print('Linear derivative error:', type(e).__name__, e)

# Cubic interpolator
f_cubic = interpolate.CubicSpline(x, y)
try:
    print('Cubic derivative at 0.397:', f_cubic.derivative()(0.397))
except Exception as e:
    print('Cubic derivative error:', type(e).__name__, e)

# Pchip interpolator  
f_pchip = interpolate.PchipInterpolator(x, y)
try:
    print('Pchip derivative at 0.397:', f_pchip(0.397))  # just value, not derivative
except Exception as e:
    print('Pchip error:', type(e).__name__, e)
"

cd /PyBaMM && wc -l pybamm/expression_tree/interpolant.py

cd /PyBaMM && grep -n "def diff" pybamm/expression_tree/interpolant.py

cd /PyBaMM && awk 'NR>=1 && NR<=60 {print NR": "$0}' pybamm/expression_tree/interpolant.py

cd /PyBaMM && python -c "import pybamm; print(pybamm.Interpolant.__module__); i = pybamm.Interpolant.__doc__; print(i[:100] if i else 'None')"

cd /PyBaMM && head -70 pybamm/expression_tree/interpolant.py | tail -30

/opt/receipts-33067aa3339341db81ffda416af446c0/bin/busybox sh -c 'mkdir -p /PyBaMM/pybamm/expression_tree && cp /opt/receipts-33067aa3339341db81ffda416af446c0/incoming/d75fbdca92cad86657a6728a535bb701e18b1420491b318ed06cc40463841994 /PyBaMM/pybamm/expression_tree/interpolant.py'

cd /PyBaMM && head -50 pybamm/expression_tree/interpolant.py

cd /PyBaMM && grep -n "def " pybamm/expression_tree/interpolant.py | head -20

/opt/receipts-1e74de8e0c3f4ef4a86deebcb5113b98/bin/busybox sh -c 'mkdir -p /PyBaMM/pybamm/expression_tree && cp /opt/receipts-1e74de8e0c3f4ef4a86deebcb5113b98/incoming/0d6255e9544a21ae6cf9133125b09e1aa534af2c039b47e59b87531925ca3a12 /PyBaMM/pybamm/expression_tree/interpolant.py'

cd /PyBaMM && python -m pytest tests/unit/test_expression_tree/test_functions.py::TestFunction::test_diff -xvs 2>&1 | head -40

cd /PyBaMM && python -m pytest tests/unit/test_expression_tree/test_interpolant.py::TestInterpolant::test_diff -xvs 2>&1 | head -60

cd /PyBaMM && python -m pytest tests/unit/test_expression_tree/test_interpolant.py::TestInterpolant::test_to_from_json -xvs 2>&1 | head -60

cd /PyBaMM && grep -n "def to_json" pybamm/expression_tree/interpolant.py

cd /PyBaMM && grep -r "mock.ANY" tests/unit/test_expression_tree/ | head -10

cd /PyBaMM && grep -B5 -A5 '"id": mock.ANY' tests/unit/test_expression_tree/test_binary_operators.py | head -30

cd /PyBaMM && python -c "
import mock
a = {'id': -7005940035639867871, 'x': [[0.0]]}
b = {'id': mock.ANY, 'x': [[0.0]]}
try:
    print('Equal:', a == b)
except Exception as e:
    print('Error:', e)
"

cd /PyBaMM && python -c "
from unittest import mock
a = {'id': -7005940035639867871, 'x': [[0.0]]}
b = {'id': mock.ANY, 'x': [[0.0]]}
try:
    print('Equal:', a == b)
except Exception as e:
    print('Error:', e)
"

cd /PyBaMM && python -c "
import numpy as np
from tests import TestCase
import pybamm
import unittest.mock as mock
import numpy as np

x = np.linspace(0, 1, 10)
y = pybamm.StateVector(slice(0, 2))
interp = pybamm.Interpolant(x, 2 * x, y)

json_output = interp.to_json()
print('JSON output id:', json_output['id'])
print('JSON output x:', json_output['x'][:2], '...')

expected_json = {
    'name': 'interpolating_function',
    'id': mock.ANY,
    'x': [
        [
            0.0,
            0.1111111111111111,
            0.2222222222222222,
            0.3333333333333333,
            0.4444444444444444,
            0.5555555555555556,
            0.6666666666666666,
            0.7777777777777777,
            0.8888888888888888,
            1.0,
        ]
    ],
    'y': [
        0.0,
        0.2222222222222222,
        0.4444444444444444,
        0.6666666666666666,
        0.8888888888888888,
        1.1111111111111112,
        1.3333333333333333,
        1.5555555555555554,
        1.7777777777777777,
        2.0,
    ],
    'interpolator': 'linear',
    'extrapolate': True,
    '_num_derivatives': 0,
}

print()
print('Expected id:', expected_json['id'])
print('Actual id matches ANY:', expected_json['id'] == mock.ANY)

# Now compare directly
try:
    result = json_output == expected_json
    print('Full dict equal:', result)
except Exception as e:
    print('Error comparing:', e)
    
# Check each key
print()
print('name match:', json_output['name'] == expected_json['name'])
print('x match:', json_output['x'] == expected_json['x'])
print('y match:', json_output['y'] == expected_json['y'])
print('interpolator match:', json_output['interpolator'] == expected_json['interpolator'])
print('extrapolate match:', json_output['extrapolate'] == expected_json['extrapolate'])
print('_num_derivatives match:', json_output.get('_num_derivatives') == expected_json.get('_num_derivatives'))
"

cd /PyBaMM && python -c "
import numpy as np
from tests import TestCase
import pybamm
import unittest.mock as mock

x = np.linspace(0, 1, 10)
y = pybamm.StateVector(slice(0, 2))
interp = pybamm.Interpolant(x, 2 * x, y)

json_output = interp.to_json()
print('JSON keys:', list(json_output.keys()))
print('JSON output:', json_output)
"

/opt/receipts-2e6ba143fb144182950a639ce9fba68e/bin/busybox sh -c 'mkdir -p /PyBaMM/pybamm/expression_tree && cp /opt/receipts-2e6ba143fb144182950a639ce9fba68e/incoming/86f1ab1bbd249dc47ff58decf6ba35ee1c079d6f6c3725cd686578b446800fc6 /PyBaMM/pybamm/expression_tree/interpolant.py'

cd /PyBaMM && python -m pytest tests/unit/test_expression_tree/test_interpolant.py::TestInterpolant::test_to_from_json -xvs 2>&1 | head -50

cd /PyBaMM && python -m pytest tests/unit/test_expression_tree/test_functions.py tests/unit/test_expression_tree/test_interpolant.py -xvs 2>&1 | tail -50

cd /PyBaMM && python -m pytest tests/unit/test_expression_tree/test_functions.py::TestSpecificFunctions::test_arcsinh -xvs 2>&1 | head -60

cd /PyBaMM && grep -n "class SpecificFunction" pybamm/expression_tree/functions.py

cd /PyBaMM && grep -n "function_test" tests/unit/test_expression_tree/test_functions.py | head -5

cd /PyBaMM && python -m pytest tests/unit/test_expression_tree/test_functions.py tests/unit/test_expression_tree/test_interpolant.py -v --ignore=tests/unit/test_expression_tree/test_functions.py::TestFunction::test_to_equation 2>&1 | tail -30