Planets - Read CSV into Dataframes

• read_csv

import sys
import pandas as pd

filename = "planets.csv"
if len(sys.argv) == 2:
    filename = sys.argv[1]

df = pd.read_csv(filename)
print(df)

print()
print(type(df))
print(df.__class__.__name__)

   Planet name  Distance (AU)        Mass
0      Mercury           0.40    0.055000
1        Venus           0.70    0.815000
2        Earth           1.00    1.000000
3         Mars           1.50    0.107000
4        Ceres           2.77    0.000150
5      Jupiter           5.20  318.000000
6       Saturn           9.50   95.000000
7       Uranus          19.60   14.000000
8      Neptune          30.00   17.000000
9        Pluto          39.00    0.002180
10      Charon          39.00    0.000254

<class 'pandas.core.frame.DataFrame'>
DataFrame