examples/event_fileexport.py

import predictionio
from datetime import datetime
import pytz

exporter = predictionio.FileExporter(file_name="test.json")

first_event_properties = {
    "prop1" : 1,
    "prop2" : "value2",
    "prop3" : [1, 2, 3],
    "prop4" : True,
    "prop5" : ["a", "b", "c"],
    "prop6" : 4.56 ,
    }
first_event_time = datetime(
    2004, 12, 13, 21, 39, 45, 618000, pytz.timezone('US/Mountain'))
exporter.create_event(
    event="my_event",
    entity_type="user",
    entity_id="uid",
    properties=first_event_properties,
    event_time=first_event_time,
    )

# Second event
second_event_properties = {
    "someProperty" : "value1",
    "anotherProperty" : "value2",
    }
exporter.create_event(
    event="my_event",
    entity_type="user",
    entity_id="uid",
    target_entity_type="item",
    target_entity_id="iid",
    properties=second_event_properties,
    event_time=datetime(2014, 12, 13, 21, 38, 45, 618000, pytz.utc))

exporter.close()