From 9f45c1775e69b8c0ebc38433777e9e71e81f557b Mon Sep 17 00:00:00 2001 From: zhang Date: Sat, 9 Apr 2022 18:33:47 +0800 Subject: =?UTF-8?q?=E6=9B=B4=E6=96=B0=E8=84=9A=E6=9C=AC?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- data_science/__init__.py | 0 data_science/pandas_demo/__init__.py | 0 data_science/pandas_demo/groupby_demo.py | 11 +++++++++++ 3 files changed, 11 insertions(+) create mode 100644 data_science/__init__.py create mode 100644 data_science/pandas_demo/__init__.py create mode 100644 data_science/pandas_demo/groupby_demo.py (limited to 'data_science') diff --git a/data_science/__init__.py b/data_science/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/data_science/pandas_demo/__init__.py b/data_science/pandas_demo/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/data_science/pandas_demo/groupby_demo.py b/data_science/pandas_demo/groupby_demo.py new file mode 100644 index 0000000..d271010 --- /dev/null +++ b/data_science/pandas_demo/groupby_demo.py @@ -0,0 +1,11 @@ +import pandas as pd +import numpy as np + +df = pd.DataFrame([('bird', 'Falconiformes', 389.0), + ('bird', 'Psittaciformes', 24.0), + ('mammal', 'Carnivora', 80.2), + ('mammal', 'Primates', np.nan), + ('mammal', 'Carnivora', 58)], + index=['falcon', 'parrot', 'lion', 'monkey', 'leopard'], + columns=('class', 'order', 'max_speed')) +print(df) -- cgit v1.2.3