Excel files Python management. http://www.python-excel.org/

excel.py

import xlrd

datafile = "my_file.xls"

workbook = xlrd.open_workbook(datafile)
sheet = workbook.sheet_by_index(0)

data = [[sheet.cell_value(r, col) 
            for col in range(sheet.ncols)] 
                for r in range(sheet.nrows)]

print "\nList Comprehension"
print "data[3][2]:",
print data[3][2]

print "\nCells in a nested loop:"    
for row in range(sheet.nrows):
    for col in range(sheet.ncols):
        if row == 50:
            print sheet.cell_value(row, col),


### other useful methods:
print "\nROWS, COLUMNS, and CELLS:"
print "Number of rows in the sheet:", 
print sheet.nrows
print "Type of data in cell (row 3, col 2):", 
print sheet.cell_type(3, 2)
print "Value in cell (row 3, col 2):", 
print sheet.cell_value(3, 2)
print "Get a slice of values in column 3, from rows 1-3:"
print sheet.col_values(3, start_rowx=1, end_rowx=4)

print "\nDATES:"
print "Type of data in cell (row 1, col 0):", 
print sheet.cell_type(1, 0)
exceltime = sheet.cell_value(1, 0)
print "Time in Excel format:",
print exceltime
print "Convert time to a Python datetime tuple, from the Excel float:",
print xlrd.xldate_as_tuple(exceltime, 0)