1 files changed, 40 insertions, 0 deletions
diff --git a/third_party/protobuf/3.6.0/examples/list_people.py b/third_party/protobuf/3.6.0/examples/list_people.py
new file mode 100644
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+++ b/third_party/protobuf/3.6.0/examples/list_people.py
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+#! /usr/bin/env python
+
+# See README.txt for information and build instructions.
+
+from __future__ import print_function
+import addressbook_pb2
+import sys
+
+
+# Iterates though all people in the AddressBook and prints info about them.
+def ListPeople(address_book):
+  for person in address_book.people:
+    print("Person ID:", person.id)
+    print("  Name:", person.name)
+    if person.email != "":
+      print("  E-mail address:", person.email)
+
+    for phone_number in person.phones:
+      if phone_number.type == addressbook_pb2.Person.MOBILE:
+        print("  Mobile phone #:", end=" ")
+      elif phone_number.type == addressbook_pb2.Person.HOME:
+        print("  Home phone #:", end=" ")
+      elif phone_number.type == addressbook_pb2.Person.WORK:
+        print("  Work phone #:", end=" ")
+      print(phone_number.number)
+
+
+# Main procedure:  Reads the entire address book from a file and prints all
+#   the information inside.
+if len(sys.argv) != 2:
+  print("Usage:", sys.argv[0], "ADDRESS_BOOK_FILE")
+  sys.exit(-1)
+
+address_book = addressbook_pb2.AddressBook()
+
+# Read the existing address book.
+with open(sys.argv[1], "rb") as f:
+  address_book.ParseFromString(f.read())
+
+ListPeople(address_book)