<match value="#! /bin/python" type="string" offset="0"/>
      <match value="eval &quot;exec /bin/python" type="string" offset="0"/>
      <match value="#!/usr/bin/python" type="string" offset="0"/>
      <match value="#! /usr/bin/python" type="string" offset="0"/>
      <match value="eval &quot;exec /usr/bin/python" type="string" offset="0"/>
      <match value="#!/usr/local/bin/python" type="string" offset="0"/>

pkg go/build/constraint, method (*AndExpr) Eval(func(string) bool) bool
pkg go/build/constraint, method (*AndExpr) String() string
pkg go/build/constraint, method (*NotExpr) Eval(func(string) bool) bool
pkg go/build/constraint, method (*NotExpr) String() string
pkg go/build/constraint, method (*OrExpr) Eval(func(string) bool) bool
pkg go/build/constraint, method (*OrExpr) String() string

	// type of s is string
	// s == a[i]
	g(i, s)
}

var key string
var val interface{}  // element type of m is assignable to val
m := map[string]int{"mon":0, "tue":1, "wed":2, "thu":3, "fri":4, "sat":5, "sun":6}
for key, val = range m {
	h(key, val)
}
// key == last map key encountered in iteration
// val == map[key]

var ch chan Work = producer()
for w := range ch {
	doWork(w)
}

    * `kubectl create secret` has a new option `--from-env-file` that populates a secret from file which follows a key=val format for each line.

  * Printing/describe

pkg errors, func As(error, interface{}) bool
pkg errors, func Is(error, error) bool
pkg errors, func Unwrap(error) error
pkg go/constant, func Make(interface{}) Value
pkg go/constant, func Val(Value) interface{}
pkg go/token, func IsExported(string) bool
pkg go/token, func IsIdentifier(string) bool
pkg go/token, func IsKeyword(string) bool