The following code allows you to create more than one IE browser session and interact with each different one.
# Use the makepy utility for the "Microsoft Internet Controls (1.1)"
# object library to get early binding.
from win32com.client import Dispatch
import pythoncom
ie1 = pythoncom.CoCreateInstance("InternetExplorer.Application", None,\
pythoncom.CLSCTX_SERVER,
pythoncom.IID_IDispatch)
ie1 = Dispatch(ie1)
ie2 = pythoncom.CoCreateInstance("InternetExplorer.Application", None,\
pythoncom.CLSCTX_SERVER,
pythoncom.IID_IDispatch)
ie2 = Dispatch(ie2)
# and so on.....