[Python] How to read excel file with pandas

[Python] How to read excel file with pandas

How to read an excel file with pandas.

Official page ・ Pandas.read_excelXrld

**table of contents**
  1. [Install Library](Install # 1 Library)
  2. [Table to read](# 2 Table to read)
  3. [Read File](# 3 Read File)
  4. Default
  5. [Read by sheet number](#Read by sheet number)
  6. [Read by sheet name](#Read by sheet name)
  7. [Option](# 4 option)

## 1. 1. Library installation Install the libraries needed to read the excel file.


pip install -U xlrd
pip install -U pandas

①xlrd └ Library to read excel file  └「.xls」「.xlsx」 ②pandas └ Library for data analysis

About pip [here](https://qiita.com/yuta-38/items/730bf91526f92fe0b41a#3-pip%E3%81%AE%E4%B8%BB%E8%A6%81%E3%82% B3% E3% 83% 9E% E3% 83% B3% E3% 83% 89% E4% B8% 80% E8% A6% A7% E6% 97% A9% E8% A6% 8B% E8% A1% A8)

## 2. Table to read ・ Table including 3 sheets -File path "~ / desktop / GA-demo.xlsx"


3. 3. Read file

① Default ② Read by sheet number ③ Read by sheet name

### ① Default The first sheet is read.


import pandas as pd
df = pd.read_excel('~/desktop/GA-demo.xlsx')


### ② Read by sheet number Describe `sheet_name = n` as an option. └ "n": Sheet number. └ Sheet number starts from 0.

Specified by sheet number

import pandas as pd
pd.read_excel('~/desktop/GA-demo.xlsx', sheet_name=1)


### ③ Read by sheet name Describe `sheet_name ='A'` as an option. └ "A": Sheet name

Read by sheet name

import pandas as pd
pd.read_excel('~/desktop/GA-demo.xlsx', sheet_name='Data set 2')


## 4. option Options are available when loading. -Specify the row that will be the header (column name) -Specify the column that will be the index (row name) -Specify the number of lines to read -Read the specified number of lines from the bottom Etc. are possible.

Almost the same as the options when reading a csv file.

Click here for details (# https://qiita.com/yuta-38/items/e1e890a647e77c7ccaad)

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