本文整理匯總了Python中google.protobuf.descriptor.FieldDescriptor.TYPE_UINT64屬性的典型用法代碼示例。如果您正苦於以下問題：Python FieldDescriptor.TYPE_UINT64屬性的具體用法？Python FieldDescriptor.TYPE_UINT64怎麽用？Python FieldDescriptor.TYPE_UINT64使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類google.protobuf.descriptor.FieldDescriptor的用法示例。
在下文中一共展示了FieldDescriptor.TYPE_UINT64屬性的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: update_protobuf_in_db
# 需要導入模塊: from google.protobuf.descriptor import FieldDescriptor [as 別名]
# 或者: from google.protobuf.descriptor.FieldDescriptor import TYPE_UINT64 [as 別名]
def update_protobuf_in_db(table_name, msg, id):
try:
# If protobuf has an id field and it's uint64, make it a string
id_field = msg.DESCRIPTOR.fields_by_name['id']
if id_field.type == id_field.TYPE_UINT64:
id = str(id)
except AttributeError:
pass
cur = g.db.cursor()
msg_dict = protobuf_to_dict(msg, type_callable_map=type_callable_map)
columns = ', '.join(list(msg_dict.keys()))
placeholders = ':'+', :'.join(list(msg_dict.keys()))
setters = ', '.join('{}=:{}'.format(key, key) for key in msg_dict)
query = 'UPDATE %s SET %s WHERE id=%s' % (table_name, setters, id)
cur.execute(query, msg_dict)
g.db.commit() 示例2: row_to_protobuf
# 需要導入模塊: from google.protobuf.descriptor import FieldDescriptor [as 別名]
# 或者: from google.protobuf.descriptor.FieldDescriptor import TYPE_UINT64 [as 別名]
def row_to_protobuf(row, msg, exclude_fields=[]):
for key in list(msg.DESCRIPTOR.fields_by_name.keys()):
if key in exclude_fields:
continue
if row[key] is None:
continue
field = msg.DESCRIPTOR.fields_by_name[key]
if field.type == field.TYPE_UINT64:
setattr(msg, key, int(row[key]))
else:
setattr(msg, key, row[key])
return msg
# FIXME: I should really do this properly... 示例3: dict2pb
# 需要導入模塊: from google.protobuf.descriptor import FieldDescriptor [as 別名]
# 或者: from google.protobuf.descriptor.FieldDescriptor import TYPE_UINT64 [as 別名]
def dict2pb(cls, adict, strict=False):
"""
Takes a class representing the ProtoBuf Message and fills it with data from
the dict.
"""
obj = cls()
for field in obj.DESCRIPTOR.fields:
if not field.label == field.LABEL_REQUIRED:
continue
if not field.has_default_value:
continue
if not field.name in adict:
raise ConvertException('Field "%s" missing from descriptor dictionary.'
% field.name)
field_names = set([field.name for field in obj.DESCRIPTOR.fields])
if strict:
for key in adict.keys():
if key not in field_names:
raise ConvertException(
'Key "%s" can not be mapped to field in %s class.'
% (key, type(obj)))
for field in obj.DESCRIPTOR.fields:
if not field.name in adict:
continue
msg_type = field.message_type
if field.label == FD.LABEL_REPEATED:
if field.type == FD.TYPE_MESSAGE:
for sub_dict in adict[field.name]:
item = getattr(obj, field.name).add()
item.CopyFrom(dict2pb(msg_type._concrete_class, sub_dict))
else:
# fix python3 map用法變更
list(map(getattr(obj, field.name).append, adict[field.name]))
else:
if field.type == FD.TYPE_MESSAGE:
value = dict2pb(msg_type._concrete_class, adict[field.name])
getattr(obj, field.name).CopyFrom(value)
elif field.type in [FD.TYPE_UINT64, FD.TYPE_INT64, FD.TYPE_SINT64]:
setattr(obj, field.name, int(adict[field.name]))
else:
setattr(obj, field.name, adict[field.name])
return obj