How do I handle missing values while reading multiple sheets? To handle missing values (NaN or Not a Number) while reading multiple sheets from an Excel file using Pandas, you can use thena_valuesparameter within thepd.read_excel()function. Thena_valuesparameter allows you to specify a list...
先讨论第一个参数,sheet_name。关于sheet_name的解释,调用help方法之后,文档给出的释义如下:sheet_name:str,int,list,orNone,default0Stringsareusedforsheetnames.Integersareusedinzero-indexedsheetpositions.Listsofstrings/integersareusedtorequestmultiplesheets.SpecifyNonetogetallsheets.Availablecases:*Defaultsto``0...
* None: All sheets. (None代表所有数字) 示例代码如下(此excel中有三张表,顺序分别是’Sheet1’,‘Sheet2’,‘Sheet3’): import pandas as pd# 按照表名读取>>> df = pd.read_excel(r'D:\myExcel/1.xlsx', sheet_name='Sheet2') >>> df name Chinese 0 lc 78 1 lb 79# 按照index读取,1...
>>>pd.read_excel('tmp.xlsx')Name Value0 string1 11 string2 22 string3 3 参数index_col and header 都设置为None表示不读取excel的第一行和第一列作为标题和默认索引: >>>pd.read_excel('tmp.xlsx',index_col=None,header=None)0 1 20 NaN Name Value1 0.0 string1 12 1.0 string2 23 2.0 st...
read_excel()函数使用方法 1、可以使用文件名作为字符串或打开文件对象来读取文件: pd.read_excel('tmp.xlsx', index_col=0) Name Value0 string1 11 string2 22 #Comment 3pd.read_excel(open('tmp.xlsx', 'rb'), sheet_name='Sheet3') Unnamed: 0 Name Value0 0 string1 11 1 string2 22 2 ...
In some cases, we may want to read a single sheet from an Excel file with multiple sheets. To do this, we specify the sheet_name parameter in the read_excel function: df = pd.read_excel('school_data.xlsx', sheet_name='Students') ...
read from a local filesystem or URL. Supports an option to read a single sheet or a list of sheets. Parameters --- io : str, bytes, ExcelFile, xlrd.Book, path object, or file-like object Any valid string path is acceptable. The string could be a URL. Valid URL schemes...
read_excel(my_file, sheet_name=None, skiprows=2) # Defining the action I would like to perform in every sheet. for keys in my_dfs: my_dfs['concatenation'] = my_dfs['Name'].map(str) + my_dfs['Surname'].map(str) column_to_move = my_dfs.pop('concatenation') my_dfs.insert(4...
read_excel()函数实现功能 read_excel()函数使用方法 1、可以使用文件名作为字符串或打开文件对象来读取文件: 2、索引和标头可以通过index_col和标头参数指定 3、列类型是推断式的,但可以显式指定 ...
read_excel()函数使用方法 1、可以使用文件名作为字符串或打开文件对象来读取文件: 1. pd.read_excel('tmp.xlsx', index_col=0)2. Name Value3. 0 string1 14. 1 string2 25. 2 #Comment 36. pd.read_excel(open('tmp.xlsx', 'rb'),7. sheet_name='Sheet3')8. Unnamed: 0 Name Value9. 0...