{"spec_id":"venn-basic","library":"bokeh","language":"python","code":"\"\"\" anyplot.ai\nvenn-basic: Venn Diagram\nLibrary: bokeh 3.9.0 | Python 3.13.13\nQuality: 89/100 | Updated: 2026-05-11\n\"\"\"\n\nimport os\nimport time\nfrom pathlib import Path\n\nimport numpy as np\nfrom bokeh.io import output_file, save\nfrom bokeh.models import Label\nfrom bokeh.plotting import figure\nfrom selenium import webdriver\nfrom selenium.webdriver.chrome.options import Options\n\n\n# Theme tokens\nTHEME = os.getenv(\"ANYPLOT_THEME\", \"light\")\nPAGE_BG = \"#FAF8F1\" if THEME == \"light\" else \"#1A1A17\"\nELEVATED_BG = \"#FFFDF6\" if THEME == \"light\" else \"#242420\"\nINK = \"#1A1A17\" if THEME == \"light\" else \"#F0EFE8\"\nINK_SOFT = \"#4A4A44\" if THEME == \"light\" else \"#B8B7B0\"\n\n# Okabe-Ito palette for three sets\nOI_COLORS = [\"#009E73\", \"#C475FD\", \"#4467A3\"]\n\n# Data - Three sets representing product feature categories\nset_labels = [\"Product A\", \"Product B\", \"Product C\"]\nset_sizes = [100, 80, 60]\n\n# Calculate region sizes\nonly_a = 100 - 30 - 20 + 10  # 60\nonly_b = 80 - 30 - 25 + 10  # 35\nonly_c = 60 - 20 - 25 + 10  # 25\nonly_ab = 30 - 10  # 20\nonly_ac = 20 - 10  # 10\nonly_bc = 25 - 10  # 15\nabc = 10\n\n# Circle parameters for 3-set Venn diagram\nradius = 0.35\ncenters = [\n    (-0.2, 0.15),  # A - top left\n    (0.2, 0.15),  # B - top right\n    (0.0, -0.2),  # C - bottom center\n]\n\n# Create figure\np = figure(\n    width=4800,\n    height=2700,\n    title=\"venn-basic · bokeh · anyplot.ai\",\n    x_range=(-1, 1),\n    y_range=(-0.8, 0.8),\n    toolbar_location=None,\n)\n\n# Draw three circles\nn_points = 100\ntheta = np.linspace(0, 2 * np.pi, n_points)\n\nfor i, (cx, cy) in enumerate(centers):\n    x_pts = (cx + radius * np.cos(theta)).tolist()\n    y_pts = (cy + radius * np.sin(theta)).tolist()\n    p.patch(\n        x_pts, y_pts, fill_color=OI_COLORS[i], fill_alpha=0.35, line_color=OI_COLORS[i], line_width=3, line_alpha=0.8\n    )\n\n# Add set labels and sizes\nlabel_positions = [\n    (-0.55, 0.50, set_labels[0], f\"n={set_sizes[0]}\"),\n    (0.55, 0.50, set_labels[1], f\"n={set_sizes[1]}\"),\n    (0.0, -0.62, set_labels[2], f\"n={set_sizes[2]}\"),\n]\n\nfor lx, ly, text, size_text in label_positions:\n    label = Label(\n        x=lx,\n        y=ly,\n        text=text,\n        text_font_size=\"32pt\",\n        text_font_style=\"bold\",\n        text_align=\"center\",\n        text_baseline=\"middle\",\n        text_color=INK,\n    )\n    p.add_layout(label)\n\n    size_label = Label(\n        x=lx,\n        y=ly - 0.08,\n        text=size_text,\n        text_font_size=\"24pt\",\n        text_align=\"center\",\n        text_baseline=\"middle\",\n        text_color=INK_SOFT,\n    )\n    p.add_layout(size_label)\n\n# Add region counts\nregion_labels = [\n    (-0.35, 0.25, str(only_a)),  # Only A\n    (0.35, 0.25, str(only_b)),  # Only B\n    (0.0, -0.38, str(only_c)),  # Only C\n    (0.0, 0.28, str(only_ab)),  # A ∩ B only\n    (-0.18, -0.08, str(only_ac)),  # A ∩ C only\n    (0.18, -0.08, str(only_bc)),  # B ∩ C only\n    (0.0, 0.05, str(abc)),  # A ∩ B ∩ C\n]\n\nfor rx, ry, count in region_labels:\n    count_label = Label(\n        x=rx,\n        y=ry,\n        text=count,\n        text_font_size=\"36pt\",\n        text_font_style=\"bold\",\n        text_align=\"center\",\n        text_baseline=\"middle\",\n        text_color=INK,\n    )\n    p.add_layout(count_label)\n\n# Style\np.title.text_font_size = \"48pt\"\np.title.align = \"center\"\np.title.text_color = INK\n\np.xaxis.visible = False\np.yaxis.visible = False\np.xgrid.visible = False\np.ygrid.visible = False\np.outline_line_color = None\n\np.background_fill_color = PAGE_BG\np.border_fill_color = PAGE_BG\n\n# Save HTML\noutput_file(f\"plot-{THEME}.html\")\nsave(p)\n\n# Screenshot with headless Chrome\nW, H = 4800, 2700\nopts = Options()\nfor arg in (\n    \"--headless=new\",\n    \"--no-sandbox\",\n    \"--disable-dev-shm-usage\",\n    \"--disable-gpu\",\n    f\"--window-size={W},{H}\",\n    \"--hide-scrollbars\",\n):\n    opts.add_argument(arg)\n\ndriver = webdriver.Chrome(options=opts)\ndriver.set_window_size(W, H)\ndriver.get(f\"file://{Path(f'plot-{THEME}.html').resolve()}\")\ntime.sleep(3)\ndriver.save_screenshot(f\"plot-{THEME}.png\")\ndriver.quit()\n"}