Don't hard-code the python path

examples/add_person.py

-#! /usr/bin/python
+#! /usr/bin/env python
 
 # See README.txt for information and build instructions.
 

examples/list_people.py

-#! /usr/bin/python
+#! /usr/bin/env python
 
 # See README.txt for information and build instructions.
 

python/google/protobuf/internal/_parameterized.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/descriptor_database_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/descriptor_pool_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/descriptor_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/generator_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/message_factory_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/message_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/proto_builder_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/reflection_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 # -*- coding: utf-8 -*-
 #
 # Protocol Buffers - Google's data interchange format

python/google/protobuf/internal/service_reflection_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/symbol_database_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/text_encoding_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/text_format_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/google/protobuf/internal/unknown_fields_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 # -*- coding: utf-8 -*-
 #
 # Protocol Buffers - Google's data interchange format

python/google/protobuf/internal/wire_format_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.

python/setup.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # See README for usage instructions.
 import sys

src/google/protobuf/arena_nc_test.py

-#! /usr/bin/python
+#! /usr/bin/env python
 #
 # Protocol Buffers - Google's data interchange format
 # Copyright 2008 Google Inc.  All rights reserved.