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Update preferred method for reading/writing messages from files

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This commit is contained in:
Jason Paryani
2013-09-01 02:13:19 -07:00
parent eb9e7511d0
commit 6fcdf841e4
7 changed files with 103 additions and 124 deletions
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12
capnp/__init__.py
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@@ -7,9 +7,8 @@ Example Usage::
addressbook = capnp.load('addressbook.capnp')
# Building
message = capnp.MallocMessageBuilder()
addressBook = message.initRoot(addressbook.AddressBook)
people = addressBook.init('people', 1)
addresses = addressbook.AddressBook.newMessage()
people = addresses.init('people', 1)
alice = people[0]
alice.id = 123
@@ -19,16 +18,15 @@ Example Usage::
alicePhone.type = 'mobile'
f = open('example.bin', 'w')
capnp.writePackedMessageToFd(f.fileno(), message)
addresses.writeTo(f)
f.close()
# Reading
f = open('example.bin')
message = capnp.PackedFdMessageReader(f.fileno())
addressBook = message.getRoot(addressbook.AddressBook)
addresses = addressbook.AddressBook.readFrom(f)
for person in addressBook.people:
for person in addresses.people:
print(person.name, ':', person.email)
for phone in person.phones:
print(phone.type, ':', phone.number)