[Pandas][Series] S1_07_Bulit-in functions: 내장 함수

prices.csv

3.09MB

 

 

 

 

In [1]:

import pandas as pd

 

 

functions

https://docs.python.org/3/library/functions.html

 

In [3]:

prices = pd.read_csv('/content/sample_data/prices.csv', squeeze=True)

 

In [7]:

prices

 

Out[7]:

0          2.55
1          3.39
2          2.75
3          3.39
4          3.39
          ...  
541905     2.10
541906     4.15
541907     4.15
541908     4.95
541909    18.00
Name: Price, Length: 541910, dtype: float64

 

In [4]:

# the length of the Series
len(prices)

 

Out[4]:

541910

 

In [5]:

# the maximum value of the Series
max(prices)

 

Out[5]:

38970.0

 

In [6]:

# the minimum value of the Series
min(prices)

 

Out[6]:

-11062.06

 

In [16]:

# unique values
set(prices)

# pick up 5 values of unique values
list(set(prices))[0:5]

 

Out[16]:

[0.0, 1.25, 2.75, 3.75, 4.25]