how to operate the excel by python?

i want to compare the content in excel,but i don't know whick module to use! can you help me? -- http://mail.python.org/mailman/listinfo/python-list

where to find the doc about python regular expression?

thanks -- http://mail.python.org/mailman/listinfo/python-list

Has ComboBox ctrl in Tkinter?

i have not find the ComboBox in Tkinter,has it? where to get the doc about how to use combobox ctrl? -- http://mail.python.org/mailman/listinfo/python-list

how to config a comserver in a customize dll?

When i use the below code to create a comserver on Windows OS£¬i find that the com was configed in the file python23com.dll,why? if i want to config it in my customize dll,how should i do? thks class TestPythonCom: _public_methods_ = [ 'SplitString' ] _reg_progid_ = "TestPythonCom.Applicat