3.6 argument parsing

test/simple_source/bug36/10_argparse.py

@@ -0,0 +1,37 @@
+# From 3.6.4 pickletools.py
+# Bug in 3.6 CALL_FUNCTION_KW in an not exponentially
+
+import argparse
+parser = argparse.ArgumentParser(
+    description='disassemble one or more pickle files')
+parser.add_argument(
+    'pickle_file', type=argparse.FileType('br'),
+    nargs='*', help='the pickle file')
+parser.add_argument(
+    '-m', '--memo', action='store_true',
+    help='preserve memo between disassemblies')
+parser.add_argument(
+    '-l', '--indentlevel', default=4, type=int,
+    help='the number of blanks by which to indent a new MARK level')
+parser.add_argument(
+    '-a', '--annotate',  action='store_true',
+    help='annotate each line with a short opcode description')
+parser.add_argument(
+    '-p', '--preamble', default="==> {name} <==",
+    help='if more than one pickle file is specified, print this before'
+    ' each disassembly')
+parser.add_argument(
+    '-t', '--test', action='store_true',
+    help='run self-test suite')
+parser.add_argument(
+    '-v', action='store_true',
+    help='run verbosely; only affects self-test run')
+args = parser.parse_args()
+
+assert args.annotate == False
+assert args.indentlevel == 4
+assert args.memo == False
+assert args.pickle_file == []
+assert args.preamble == '==> {name} <=='
+assert args.test == False
+assert args.v == False