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import xml.etree.ElementTree as et
import numpy as np
def transform(a, b, c, d, e, f):
return f"matrix({a},{b},{c},{d},{e},{f})"
def fill(rs):
"""Generates opacity at random, weighted a bit toward 0 and 1"""
x = rs.choice(np.arange(5), p=[0.3, 0.2, 0.0, 0.2, 0.3]) / 4
return f"fill-opacity:{x:.1f}"
rs = np.random.RandomState(1)
colors = {
"orange": "fill:rgb(241,141,59)",
"blue": "fill:rgb(69,155,181)",
"grey": "fill:rgb(103,124,131)",
}
s = 10 # face size
offset_x = 10 # x margin
offset_y = 10 # y margin
b = np.tan(np.deg2rad(30)) # constant for transformations
# reused attributes for small squares
kwargs = {"x": "0", "y": "0", "width": f"{s}", "height": f"{s}", "stroke": "white"}
# large white squares for background
bg_kwargs = {**kwargs, "width": f"{5*s}", "height": f"{5*s}", "style": "fill:white;"}
root = et.Element(
"svg",
**{
"width": f"{s * 10 + 2 * offset_x}",
"height": f"{s * 20 + 2 * offset_y}",
"viewbox": f"0 0 {s * 10 + 2 * offset_x} {s * 20 + 2 * offset_y}",
"version": "1.1",
"style": "fill-rule:evenodd;clip-rule:evenodd;stroke-linejoin:round;stroke-miterlimit:2;",
"xmlns": "http://www.w3.org/2000/svg",
"xmlns:xlink": "http://www.w3.org/1999/xlink",
"xml:space": "preserve",
"xmlns:serif": "http://www.serif.com/",
"class": "align-center",
},
)
# face 1 (left, orange)
et.SubElement(
root,
"rect",
transform=transform(1, b, 0, 1, 5 * s + offset_x, offset_y),
**bg_kwargs,
)
for i, j in np.ndindex(5, 5):
et.SubElement(
root,
"rect",
style=f"{colors['orange']};{fill(rs)};",
transform=transform(1, b, 0, 1, (i + 5) * s + offset_x, (i * b + j) * s + offset_y),
**kwargs,
)
# face 2 (top, orange)
et.SubElement(
root,
"rect",
transform=transform(1, b, -1, b, 5 * s + offset_x, 5 * s + offset_y),
**bg_kwargs,
)
for i, j in np.ndindex(5, 5):
et.SubElement(
root,
"rect",
style=f"{colors['orange']};{fill(rs)};",
transform=transform(
1,
b,
-1,
b,
(i - j + 5) * s + offset_x,
(i * b + j * b + 5) * s + offset_y,
),
**kwargs,
)
# face 3 (left, blue)
for y2 in (5 + b * 5, 10 + b * 5):
et.SubElement(
root,
"rect",
transform=transform(1, b, 0, 1, offset_x, y2 * s + offset_y),
**bg_kwargs,
)
for i, j in np.ndindex(5, 5):
et.SubElement(
root,
"rect",
style=f"{colors['blue']};{fill(rs)};",
transform=transform(1, b, 0, 1, i * s + offset_x, (i * b + j + y2) * s + offset_y),
**kwargs,
)
# face 4 (right, grey)
et.SubElement(
root,
"rect",
transform=transform(1, -b, 0, 1, 5 * s + offset_x, (10 * b + 5) * s + offset_y),
**bg_kwargs,
)
for i, j in np.ndindex(5, 5):
et.SubElement(
root,
"rect",
style=f"{colors['grey']};{fill(rs)};",
transform=transform(1, -b, 0, 1, (i + 5) * s + offset_x, ((10 - i) * b + j + 5) * s + offset_y),
**kwargs,
)
et.ElementTree(root).write("logo.svg", encoding="UTF-8")
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