mail: import email.utils not email.Utils
email.Utils was renamed to email.utils in Python 2.5. But it appears
at some point before Python 2.7 (possibly 2.5) email.Utils was aliased
to the new home. So email.utils should be safe for all versions of
Python we support.
Differential Revision: https://phab.mercurial-scm.org/D2168
{
// Enforcing
"eqeqeq" : true, // true: Require triple equals (===) for comparison
"forin" : true, // true: Require filtering for..in loops with obj.hasOwnProperty()
"freeze" : true, // true: prohibits overwriting prototypes of native objects such as Array, Date etc.
"nonbsp" : true, // true: Prohibit "non-breaking whitespace" characters.
"undef" : true, // true: Require all non-global variables to be declared (prevents global leaks)
// Environments
"browser" : true // Web Browser (window, document, etc)
}