Change how init works

examples/example.py

@@ -5,17 +5,16 @@ import capnp
 this_dir = os.path.dirname(__file__)
 addressbook = capnp.load(os.path.join(this_dir, 'addressbook.capnp'))
 
-
 def writeAddressBook(fd):
     message = capnp.MallocMessageBuilder()
     addressBook = message.initRoot(addressbook.AddressBook)
-    people = addressBook.initPeople(2)
+    people = addressBook.init('people', 2)
 
     alice = people[0]
     alice.id = 123
     alice.name = 'Alice'
     alice.email = 'alice@example.com'
-    alicePhones = alice.initPhones(1)
+    alicePhones = alice.init('phones', 1)
     alicePhones[0].number = "555-1212"
     alicePhones[0].type = 'mobile'
     alice.employment.school = "MIT"
@@ -24,7 +23,7 @@ def writeAddressBook(fd):
     bob.id = 456
     bob.name = 'Bob'
     bob.email = 'bob@example.com'
-    bobPhones = bob.initPhones(2)
+    bobPhones = bob.init('phones', 2)
     bobPhones[0].number = "555-4567"
     bobPhones[0].type = 'home'
     bobPhones[1].number = "555-7654"
@@ -33,9 +32,6 @@ def writeAddressBook(fd):
 
     capnp.writePackedMessageToFd(fd, message)
 
-f = open('example', 'w')
-writeAddressBook(f.fileno())
-
 
 def printAddressBook(fd):
     message = capnp.PackedFdMessageReader(f.fileno())
@@ -59,5 +55,10 @@ def printAddressBook(fd):
             print('self employed')
         print()
 
-f = open('example', 'r')
-printAddressBook(f.fileno())
+
+if __name__ == '__main__':
+    f = open('example', 'w')
+    writeAddressBook(f.fileno())
+
+    f = open('example', 'r')
+    printAddressBook(f.fileno())