Correct 3.7 "impor"t and "from .. import"

test/simple_source/stmts/00_import.py

@@ -1,11 +1,23 @@
 # Tests all the different kinds of imports
+"""This program is self-checking!"""
+
 import sys
 from os import path
-from os import *
+from os import *  # NOQA
+
 import time as time1, os as os1
-import http.client as httpclient
-from sys import stdin, stdout, stderr
+
+assert isinstance(os1.pathsep, str)
+
+assert time1.time() > 0
+import os.path as osp
+
+assert osp == path
+from os.path import join as jj
+assert path.join == jj
+
 if len(__file__) == 0:
     # a.b.c should force consecutive LOAD_ATTRs
-    import a.b.c as d
     import stuff0.stuff1.stuff2.stuff3 as stuff3
+
+sys.exit(0)