December 2017
Intermediate to advanced
386 pages
10h 42m
English
Run the following code, which demonstrates different ways to select data from a DataFrame:
col = df['item']cols = df[['item', 'inventory']]rows = df[2:4]row_data = df.loc[201024]df1 = df.loc[201024:,['item','unit_price']]
The data selected in each of the commands is displayed as follows:
col:
100024 Pen 201024 Eraser 202034 Sharpener 101122 Pencil
cols:
item inventory 100024 Pen 24 201024 Eraser 32 202034 Sharpener 12 101122 Pencil 42
rows:
item inventory unit_price 202034 Sharpener 12 10.39 101122 Pencil 42 0.59
row_data:
item Eraser inventory 32 unit_price 1.29 Name: 201024, dtype: object
df1:
item unit_price 201024 Eraser 1.29 202034 Sharpener 10.39 101122 Pencil 0.59
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