Sankey Diagram
Revenue Stream Analysis
Company revenue flow from multiple business units through cost centers to profit distribution.
Output
Python
import matplotlib.pyplot as plt
import matplotlib.patches as mpatches
from matplotlib.path import Path
def draw_flow(ax, x0, y0, x1, y1, w0, w1, color, alpha=0.6):
cx = (x0 + x1) / 2
verts = [
(x0, y0 + w0/2), (cx, y0 + w0/2), (cx, y1 + w1/2), (x1, y1 + w1/2),
(x1, y1 - w1/2), (cx, y1 - w1/2), (cx, y0 - w0/2), (x0, y0 - w0/2),
(x0, y0 + w0/2)
]
codes = [Path.MOVETO] + [Path.CURVE4]*3 + [Path.LINETO] + [Path.CURVE4]*3 + [Path.CLOSEPOLY]
ax.add_patch(mpatches.PathPatch(Path(verts, codes), fc=color, alpha=alpha, ec='none'))
def draw_node(ax, x, y, w, h, color, label):
ax.add_patch(mpatches.FancyBboxPatch((x-w/2, y-h/2), w, h, boxstyle="round,pad=0.02",
fc=color, ec='white', lw=1.5))
ax.text(x, y, label, ha='center', va='center', fontsize=8, color='white', fontweight='bold')
fig, ax = plt.subplots(figsize=(14, 8), facecolor='#0a0a0f')
ax.set_facecolor('#0a0a0f')
s = 0.0008
# Revenue sources
draw_flow(ax, 0.5, 7, 2.5, 5.5, 4000*s, 4000*s, '#6CF527', 0.7)
draw_flow(ax, 0.5, 4, 2.5, 4.5, 3000*s, 3000*s, '#27F5B0', 0.7)
draw_flow(ax, 0.5, 2, 2.5, 3.5, 1000*s, 1000*s, '#27D3F5', 0.7)
# Costs
draw_flow(ax, 3.5, 5.5, 5.5, 7.5, 3000*s, 3000*s, '#C82909', 0.7)
draw_flow(ax, 3.5, 4, 5.5, 3, 5000*s, 5000*s, '#6CF527', 0.7)
# Nodes
draw_node(ax, 0, 7, 0.6, 4000*s*1.4, '#6CF527', 'SaaS\n$4M')
draw_node(ax, 0, 4, 0.6, 3000*s*1.5, '#27F5B0', 'Services\n$3M')
draw_node(ax, 0, 2, 0.6, 1000*s*2, '#27D3F5', 'Licensing\n$1M')
draw_node(ax, 3, 5, 0.6, 8000*s*1.1, '#F5B027', 'Revenue\n$8M')
draw_node(ax, 6, 7.5, 0.6, 3000*s*1.5, '#C82909', 'COGS\n$3M')
draw_node(ax, 6, 3, 0.6, 5000*s*1.3, '#6CF527', 'Gross Profit\n$5M')
ax.set_title('Revenue Stream Analysis', fontsize=16, color='white', fontweight='bold', pad=20)
ax.set_xlim(-1, 7)
ax.set_ylim(0, 9)
ax.axis('off')
plt.tight_layout()
plt.show()
Library
Matplotlib
Category
Part-to-Whole
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