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#!/usr/bin/env python
# --------------------------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See License.txt in the project root for license information.
# --------------------------------------------------------------------------------------------
"""
Example to show streaming sending events with different options to an Event Hub.
"""
import time
import os
from azure.eventhub import EventHubProducerClient, EventData
from azure.identity import DefaultAzureCredential
FULLY_QUALIFIED_NAMESPACE = os.environ["EVENT_HUB_HOSTNAME"]
EVENTHUB_NAME = os.environ["EVENT_HUB_NAME"]
start_time = time.time()
producer = EventHubProducerClient(
fully_qualified_namespace=FULLY_QUALIFIED_NAMESPACE,
eventhub_name=EVENTHUB_NAME,
credential=DefaultAzureCredential(),
)
to_send_message_cnt = 500
bytes_per_message = 256
with producer:
event_data_batch = producer.create_batch()
for i in range(to_send_message_cnt):
event_data = EventData("D" * bytes_per_message)
try:
event_data_batch.add(event_data)
except ValueError:
producer.send_batch(event_data_batch)
event_data_batch = producer.create_batch()
event_data_batch.add(event_data)
if len(event_data_batch) > 0:
producer.send_batch(event_data_batch)
print("Send messages in {} seconds.".format(time.time() - start_time))
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