2878-GetTheSizeOfADataFrame.py

# 2878. Get the Size of a DataFrame
# DataFrame players:
# +-------------+--------+
# | Column Name | Type   |
# +-------------+--------+
# | player_id   | int    |
# | name        | object |
# | age         | int    |
# | position    | object |
# | ...         | ...    |
# +-------------+--------+
# Write a solution to calculate and display the number of rows and columns of players.
# Return the result as an array:
#       [number of rows, number of columns]
# The result format is in the following example.

# Example 1:

# Input:
# +-----------+----------+-----+-------------+--------------------+
# | player_id | name     | age | position    | team               |
# +-----------+----------+-----+-------------+--------------------+
# | 846       | Mason    | 21  | Forward     | RealMadrid         |
# | 749       | Riley    | 30  | Winger      | Barcelona          |
# | 155       | Bob      | 28  | Striker     | ManchesterUnited   |
# | 583       | Isabella | 32  | Goalkeeper  | Liverpool          |
# | 388       | Zachary  | 24  | Midfielder  | BayernMunich       |
# | 883       | Ava      | 23  | Defender    | Chelsea            |
# | 355       | Violet   | 18  | Striker     | Juventus           |
# | 247       | Thomas   | 27  | Striker     | ParisSaint-Germain |
# | 761       | Jack     | 33  | Midfielder  | ManchesterCity     |
# | 642       | Charlie  | 36  | Center-back | Arsenal            |
# +-----------+----------+-----+-------------+--------------------+
# Output:
# [10, 5]
# Explanation:
# This DataFrame contains 10 rows and 5 columns.

import pandas as pd
from typing import List

def getDataframeSize(players: pd.DataFrame) -> List[int]:
    #print(players.shape)
    return list(players.shape)
    #return [players.shape[0], players.shape[1]]

if __name__ == "__main__":
    l = [
        [1, 15],
        [2, 11],
        [3, 11],
        [4, 20]
    ]
    print(getDataframeSize(pd.DataFrame(l,columns=["student_id","age"])))