Code completion result for source line:
self.assertA|lmostEquals(1,2)
(QueryType=COMPLETION, NameKind=PREFIX)
METHOD     assertAlmostEquals(first, seco             unittest

Documentation:

unittest
assertAlmostEquals(self, first, second, places, msg)

Fail if the two objects are unequal as determined by their difference rounded to the given number of decimal places (default 7) and comparing to zero.

Note that decimal places (from zero) are usually not the same as significant digits (measured from the most signficant digit).