'%' operator
While %f is supported, %g and %e are not supported.
Floating Point Arithmetic
The floating point arithmetic precision on the box is less than the precision required by the regression suites of Python.
1024.*1024.*1024. until five numbers after the point instead of seven and sqrt(9) equals to 3. for the first seven numbers after the point.
Using the round operator fixes these problems. For example, round(pow(2., 30)) equals round(1024.*1024.*1024.) and round(sqrt(9)) equals 3.