/**

* @name Multiple imports on one line

* @description Defining multiple imports on one line makes code more difficult to read;

* PEP8 states that imports should usually be on separate lines.

* @kind problem

* @tags maintainability

* @problem.severity recommendation

* @sub-severity low

* @deprecated

* @precision medium

* @id py/multiple-imports-on-line

*/

/*

* Look for imports of the form:

* import modA, modB

* (Imports should be one per line according PEP 8)

*/

import python

predicate multiple_import(Import imp) { count(imp.getAName()) > 1 and not imp.isFromImport() }

from Import i

where multiple_import(i)

select i, "Multiple imports on one line."