📅  最后修改于: 2023-12-03 14:45:02.788000             🧑  作者: Mango
Pandas is a popular data manipulation library for the Python programming language. It provides easy-to-use functions for working with tabular data, such as loading and cleaning data from different file formats, merging and aggregating data, and performing complex data transformations.
You can install Pandas using the pip
package manager, which is included with Python:
pip install pandas
Alternatively, if you are using Anaconda, you can install Pandas using the following command:
conda install pandas
Once you have installed Pandas, you can start using it in your Python code by importing the pandas
module:
import pandas as pd
This imports the pandas
module and gives it the alias pd
, which is a common convention when working with Pandas.
Pandas provides two main data structures for working with tabular data: Series and DataFrame. A Series is a one-dimensional array-like object that can hold any data type, while a DataFrame is a two-dimensional table of data with rows and columns.
Here is an example of loading data from a CSV file into a DataFrame:
import pandas as pd
df = pd.read_csv('data.csv')
This reads the data from the file data.csv
into a DataFrame object df
. You can then perform various data manipulations on df
, such as filtering rows, selecting columns, computing statistics, and visualizing data.
Pandas is a powerful library for working with tabular data in Python. By installing and importing the Pandas module, you can easily load, clean, and manipulate data from various sources using familiar Python syntax.