unit tests for Compiler
better .find_module test for Finder
unit test for Loader
test for Loader
changed docs on Compiler test
tests for Loader
tests for Loader
tests for Loader
tests for Finder
tests for Loader
tests for compiler
test for Compiler
docs
modified the Loader factory
magic numbers in Compiler
apply magic to bytecode
factor out compiler magic to separate method
automatic handling of compiler magic=None