Using xlrd module, one can retrieve information from a spreadsheet. For example, reading, writing or modifying the data can be done in Python. Also, user might have to go through various sheets and retrieve data based on some criteria or modify some rows and columns and do a lot of work.
xlrd
module is used to extract data from a spreadsheet.
Command to install xlrd
module :
pip install xlrd
Input File :
Code #1 :
# Reading an excel file using Python import xlrd # Give the location of the file loc = ( "path of file" ) # To open Workbook wb = xlrd.open_workbook(loc) sheet = wb.sheet_by_index( 0 ) # For row 0 and column 0 sheet.cell_value( 0 , 0 ) |
Output :
'NAME'
Code #2 : Extract number of rows
# Program to extract number # of rows using Python import xlrd # Give the location of the file loc = ( "path of file" ) wb = xlrd.open_workbook(loc) sheet = wb.sheet_by_index( 0 ) sheet.cell_value( 0 , 0 ) # Extracting number of rows print (sheet.nrows) |
Output :
4
Code #3 : Extract number of columns
# Program to extract number of # columns in Python import xlrd loc = ( "path of file" ) wb = xlrd.open_workbook(loc) sheet = wb.sheet_by_index( 0 ) # For row 0 and column 0 sheet.cell_value( 0 , 0 ) # Extracting number of columns print (sheet.ncols) |
Output :
3
Code #4 : Extracting all columns name
# Program extracting all columns # name in Python import xlrd loc = ( "path of file" ) wb = xlrd.open_workbook(loc) sheet = wb.sheet_by_index( 0 ) # For row 0 and column 0 sheet.cell_value( 0 , 0 ) for i in range (sheet.ncols): print (sheet.cell_value( 0 , i)) |
Output :
NAME SEMESTER ROLL NO
Code #5 : Extract first column
# Program extracting first column import xlrd loc = ( "path of file" ) wb = xlrd.open_workbook(loc) sheet = wb.sheet_by_index( 0 ) sheet.cell_value( 0 , 0 ) for i in range (sheet.nrows): print (sheet.cell_value(i, 0 )) |
Output :
NAME ALEX CLAY JUSTIN
Code #6 : Extract a particular row value
# Program to extract a particular row value import xlrd loc = ( "path of file" ) wb = xlrd.open_workbook(loc) sheet = wb.sheet_by_index( 0 ) sheet.cell_value( 0 , 0 ) print (sheet.row_values( 1 )) |
Output :
['ALEX', 4.0, 2011272.0]]
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