Plot uploaded files

import io
csv = """city,units
Nairobi,21
Mombasa,15
Kisumu,15
"""
df = pd.read_csv(io.StringIO(csv))
plt.bar(df["city"], df["units"])
plt.title("From a CSV string")
plt.show()

import io
csv = """month,mm
Jan,48
Feb,55
Mar,92
Apr,150
"""
df = pd.read_csv(io.StringIO(csv))
plt.plot(df["month"], df["mm"], marker="o")
plt.title("Rain string")
plt.show()

print("Or download kiosk.csv / rain.csv and Add files.")

df = pd.DataFrame({
    "city": ["Nairobi", "Mombasa", "Kisumu", "Nakuru", "Eldoret"],
    "units": [21, 15, 15, 18, 12],
    "shillings": [2100, 1500, 1480, 1750, 1190],
})
print(df.head())
plt.bar(df["city"], df["units"])
plt.show()