.. _moderrno: errno ===== The `errno` module exposes all system error codes matching reason strings. .. note:: The exposed error codes may vary depending on the platform. .. js:data:: errno.map A ``Map`` mapping error codes to their string versions. Example: :: sjs> errno.map.get(1) = EPERM .. js:data:: errno.E* All errno constants available in the system as exposed as module level constants. Example: :: sjs> errno.EPERM = 1 .. js:function:: errno.strerror(code) Get the string that describes the given error `code`.