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pyscript/pyscript.core/test/matplot.html
Andrea Giammarchi 339e40063a WIP: Bringing PyScript.next PoC to the main project (#1507)
* kill unwrapped_remote (#1490)

* kill unwrapped_remote

* linting

* don't use callKwargs for python plugins

* fix tests and improve types

* Bringing PyScript.next PoC to the main project

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

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Co-authored-by: Madhur Tandon <20173739+madhur-tandon@users.noreply.github.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
2023-06-05 21:52:28 +02:00

60 lines
2.1 KiB
HTML

<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width,initial-scale=1.0" />
<title>python</title>
<link rel="stylesheet" href="style.css" />
<script defer src="./counter.js"></script>
<script type="module" src="../min.js"></script>
</head>
<body>
<script type="py" config="./config.toml">
import matplotlib.pyplot as plt
import matplotlib.tri as tri
import numpy as np
import base64
import io
import js
# First create the x and y coordinates of the points.
n_angles = 36
n_radii = 8
min_radius = 0.25
radii = np.linspace(min_radius, 0.95, n_radii)
angles = np.linspace(0, 2 * np.pi, n_angles, endpoint=False)
angles = np.repeat(angles[..., np.newaxis], n_radii, axis=1)
angles[:, 1::2] += np.pi / n_angles
x = (radii * np.cos(angles)).flatten()
y = (radii * np.sin(angles)).flatten()
z = (np.cos(radii) * np.cos(3 * angles)).flatten()
# Create the Triangulation; no triangles so Delaunay triangulation created.
triang = tri.Triangulation(x, y)
# Mask off unwanted triangles.
triang.set_mask(np.hypot(x[triang.triangles].mean(axis=1),
y[triang.triangles].mean(axis=1))
< min_radius)
fig1, ax1 = plt.subplots()
ax1.set_aspect('equal')
tpc = ax1.tripcolor(triang, z, shading='flat')
fig1.colorbar(tpc)
ax1.set_title('tripcolor of Delaunay triangulation, flat shading')
buf = io.BytesIO()
plt.savefig(buf, format='png')
buf.seek(0)
img = js.document.createElement("img")
img.style.transform = "scale(.5)"
img.src = 'data:image/png;base64,' + base64.b64encode(buf.read()).decode('UTF-8')
js.document.currentScript.target.appendChild(img)
</script>
</body>
</html>