pip install folium

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Note: you may need to restart the kernel to use updated packages.

import pandas as pd

# ---------- CONFIG ----------
INPUT_CSV   = "beers_geocoded.csv"
OUTPUT_HTML = "yerevan_beer_map.html"

BEER_COLS = {
    "vl": "Vienna Lager",
    "p":  "Pilsner",
    "d":  "Dunkel",
}

# Mapping of code → label & color
BEER_META = {
    "vl": {"label": "Vienna Lager", "color": "rgba(0, 180, 0, 0.85)"},   # green
    "p":  {"label": "Pilsner",     "color": "rgba(240, 210, 0, 0.85)"}, # yellow
    "d":  {"label": "Dunkel",       "color": "rgba(0, 0, 0, 0.85)"},     # black
}

# 1. Load data
data = pd.read_csv(INPUT_CSV)
data = data.dropna(subset=["lat", "lon"])
data

def beers_for_row(row):
    """Return list of beer codes present for this row, in fixed order vl, p, d."""
    present = []
    for code in ["vl", "p", "d"]:
        if code in row.index and bool(row[code]):
            present.append(code)
    return present

def beer_icon_html(beer_codes):
    """
    Build an inline SVG with 1/2/3 circles according to beer_codes.
    beer_codes is a list like ["vl", "p"] in canonical order.
    """
    # SVG canvas
    svg_parts = ['<svg width="26" height="26" viewBox="0 0 26 26">']

    n = len(beer_codes)

    if n == 0:
        # no beer → no circles, but still small transparent svg to anchor popup
        svg_parts.append('</svg>')
        svg = "".join(svg_parts)
        return f'<div style="background: transparent;">{svg}</div>'

    # Positions are chosen to look like “coconut holes”
    # Radius slightly smaller so they don't overlap visually
    if n == 1:
        # Center circle
        code = beer_codes[0]
        color = BEER_META[code]["color"]
        svg_parts.append(
            f'<circle cx="13" cy="13" r="7" fill="{color}" />'
        )
    elif n == 2:
        # Two circles side by side
        positions = [(9, 13), (17, 13)]
        for code, (cx, cy) in zip(beer_codes, positions):
            color = BEER_META[code]["color"]
            svg_parts.append(
                f'<circle cx="{cx}" cy="{cy}" r="6" fill="{color}" />'
            )
    else:
        # n >= 3 → use vl, p, d order, coconut pattern
        # Top: first beer; bottom-left: second; bottom-right: third
        positions = [(13, 9), (9, 17), (17, 17)]
        for code, (cx, cy) in zip(beer_codes[:3], positions):
            color = BEER_META[code]["color"]
            svg_parts.append(
                f'<circle cx="{cx}" cy="{cy}" r="5.8" fill="{color}" />'
            )

    svg_parts.append("</svg>")
    svg = "".join(svg_parts)

    # No background, no border; icon will be centered by icon_anchor
    html = f'<div style="background: transparent;">{svg}</div>'
    return html

import folium

# Define a location (latitude, longitude)
yvn = [ 40.1791857, 44.4991029 ]  # Yerevan

""" Map scroll limitation
min_lon, max_lon = -45, -35
min_lat, max_lat = -25, -15

m = folium.Map(
    max_bounds=True,
    location=[-20, -40],
    zoom_start=6,
    min_lat=min_lat,
    max_lat=max_lat,
    min_lon=min_lon,
    max_lon=max_lon,
)
"""

cute_map = folium.Map(location = yvn, tiles="Cartodb Positron", zoom_start=10)            # Create an empty map ___ tiles="Cartodb Positron",

for i, row in data.iterrows():
    lat = data['lat'][i]
    lon = data['lon'][i]

    beer_codes = beers_for_row(row)
    beer_labels = [BEER_META[c]["label"] for c in beer_codes]
    beers_text = ", ".join(beer_labels) if beer_labels else "—"

    popup_html = f"""
    <b>{row['name']}</b><br>
    {row['address']}<br>
    <b>Beers:</b> {beers_text}
    """
    
    icon_html = beer_icon_html(beer_codes)
    
    cute_icon = folium.DivIcon(
        html=icon_html,
        icon_size=(26, 26),
        icon_anchor=(13, 13),   # center the SVG on the location
        class_name="beer-icon"  # no default white background
    )

    folium.Marker(location = [lat, lon],
                  popup=popup_html,
                  icon = cute_icon
                       ).add_to(cute_map)
cute_map

	number	name	address	vl	p	d	lat	lon
0	1	Krish Ka	Երևան, Տիգրանյան 11/3	True	True	True	40.202911	44.513956
1	2	Be Friends Gastronomy & Gathering Spot	Երևան, Ադոնցի 6	True	True	True	40.212775	44.523152
2	3	Like Beer	Երևան, Դավթաշեն 2, 43/3	True	False	False	40.225442	44.493972
3	4	Tun Lahmajo	Երևան, Տերյան 25	True	False	False	40.182997	44.514405
4	5	Green Beer	Երևան, Սվաճյան 26	True	True	False	40.175520	44.447221
5	6	Լցնովի գարեջուր	Երևան, Բանավան 1/60	True	False	False	40.187699	44.593381
6	7	Liquor & More	Երևան, Ջրվեժ 16-րդ 3	True	True	False	40.186292	44.592413
7	8	Լցնովի գարեջուր ?	Երևան, Կոմիտաս 63	True	True	False	40.206505	44.523905
8	9	Լցնովի գարեջուր ?	Կոտայքի մարզ, Նոր Հաճն, Չարենցի 16 21	True	False	False	40.303364	44.583066
9	10	Beer House	Արմավիրի մարզ, Արմավիր, Երևանյան 42/21	True	False	False	40.151594	44.026236