Return the number of rows in df as a plain integer
pandas · from What a DataFrame actually is
df.indexdf.columnsdf.dtypesdf.shapedf["col"]df[["a", "b"]]Putting the kettle on…
Starting up…
Exercise 3
Return the number of rows in df as a plain integer.
your answer
stuck? the lesson behind it
What a DataFrame actually is
Index, columns, values, dtypes — the four parts every later method moves around.