Select(self.driver.find_element_by_id("currencyid")).select_by_visible_text("AUD")
Select(self.driver.find_element_by_id("excur")).select_by_visible_text("AUD")

select1 = Select(self.driver.find_element_by_id("currencyid")).first_selected_option.text
select2 = Select(self.driver.find_element_by_id("excur")).first_selected_option.text
assert select1 == "USD"
assert select2 == "CAD"

currency = Select(self.driver.find_element_by_id("currencyid"))
excur = Select(self.driver.find_element_by_id("excur"))

currency.select_by_visible_text("AUD")
excur.select_by_visible_text("AUD")

assert currency.first_selected_option.text == "USD"  # should not be "AUD"?
assert excur.first_selected_option.text == "CAD"  # should not be "AUD"?

values = [("currencyid", "AUD"), ("excur", "AUD")]
for id, value in values:
    select = Select(self.driver.find_element_by_id(id))
    select.select_by_visible_text(value)

    assert select.first_selected_option.text == value