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Section.calculate_stress() fixes - suppress numba performance warning, fix time info stuck at 0% #341

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Oct 12, 2023
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Section.calculate_stress() fixes - suppress numba performance warning, fix time info stuck at 0% #341

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26 changes: 15 additions & 11 deletions src/sectionproperties/analysis/fea.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,12 +7,14 @@

from __future__ import annotations

import warnings
from dataclasses import dataclass, field
from functools import lru_cache
from typing import TYPE_CHECKING

import numpy as np
from numba import njit
from numba.core.errors import NumbaPerformanceWarning


if TYPE_CHECKING:
Expand Down Expand Up @@ -632,17 +634,19 @@ def element_stress(
* (b.dot(phi_shear) - nu / 2 * np.array([h1, h2]))
)

# extrapolate results to nodes
sig_zz_mxx = extrapolate_to_nodes(w=sig_zz_mxx_gp)
sig_zz_myy = extrapolate_to_nodes(w=sig_zz_myy_gp)
sig_zz_m11 = extrapolate_to_nodes(w=sig_zz_m11_gp)
sig_zz_m22 = extrapolate_to_nodes(w=sig_zz_m22_gp)
sig_zx_mzz = extrapolate_to_nodes(w=sig_zxy_mzz_gp[:, 0])
sig_zy_mzz = extrapolate_to_nodes(w=sig_zxy_mzz_gp[:, 1])
sig_zx_vx = extrapolate_to_nodes(w=sig_zxy_vx_gp[:, 0])
sig_zy_vx = extrapolate_to_nodes(w=sig_zxy_vx_gp[:, 1])
sig_zx_vy = extrapolate_to_nodes(w=sig_zxy_vy_gp[:, 0])
sig_zy_vy = extrapolate_to_nodes(w=sig_zxy_vy_gp[:, 1])
# extrapolate results to nodes, ignore numba warnings about performance
with warnings.catch_warnings():
warnings.simplefilter("ignore", category=NumbaPerformanceWarning)
sig_zz_mxx = extrapolate_to_nodes(w=sig_zz_mxx_gp)
sig_zz_myy = extrapolate_to_nodes(w=sig_zz_myy_gp)
sig_zz_m11 = extrapolate_to_nodes(w=sig_zz_m11_gp)
sig_zz_m22 = extrapolate_to_nodes(w=sig_zz_m22_gp)
sig_zx_mzz = extrapolate_to_nodes(w=sig_zxy_mzz_gp[:, 0])
sig_zy_mzz = extrapolate_to_nodes(w=sig_zxy_mzz_gp[:, 1])
sig_zx_vx = extrapolate_to_nodes(w=sig_zxy_vx_gp[:, 0])
sig_zy_vx = extrapolate_to_nodes(w=sig_zxy_vx_gp[:, 1])
sig_zx_vy = extrapolate_to_nodes(w=sig_zxy_vy_gp[:, 0])
sig_zy_vy = extrapolate_to_nodes(w=sig_zxy_vy_gp[:, 1])

return (
sig_zz_n,
Expand Down
4 changes: 2 additions & 2 deletions src/sectionproperties/analysis/section.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1334,7 +1334,7 @@ def calc_stress(progress: Progress | None = None) -> sp_stress_post.StressPost:
# add nodal weights
nodal_weights[el.node_ids] += weights

if progress and task:
if progress and task is not None:
progress.update(task_id=task, advance=1)

# nodal averaging
Expand All @@ -1355,7 +1355,7 @@ def calc_stress(progress: Progress | None = None) -> sp_stress_post.StressPost:
# calculate combined stresses
sr.calculate_combined_stresses()

if progress and task:
if progress and task is not None:
msg = "[bold green]:white_check_mark: Stress analysis complete"
progress.update(task_id=task, description=msg)

Expand Down
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