guh

citydist.py

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+import pandas as pd
+import numpy as np
+from geopy.distance import geodesic
+
+def closest_city(point, df=None, population_threshold=0):
+
+    """Get the name, population, and distance to the point of the closest city"""
+
+    if df is None:
+        df = pd.read_csv("africapolis.csv", index_col=0)
+    df = df[df["Population"] > population_threshold]
+    distances = df.apply(lambda row: geodesic(point, (row["Latitude"], row["Longitude"])), axis=1)
+    min_index = distances.idxmin()
+    city = df.loc[min_index]
+    return {
+        "name": city["Name"],
+        "population": np.int64(city["Population"]),
+        "distance": np.float64(distances[min_index].km),
+        "location": (city["Latitude"], city["Longitude"])
+    }
+
+df = pd.read_csv("africapolis.csv", index_col=0)
+print(closest_city((0,0), df=df, population_threshold=50000))

requirements.txt

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+et_xmlfile==2.0.0
+geographiclib==2.1
+geopy==2.4.1
+numpy==2.4.2
+openpyxl==3.1.5
+pandas==3.0.0
+python-dateutil==2.9.0.post0
+six==1.17.0