[
https://issues.apache.org/jira/browse/BEAM-3342?focusedWorklogId=290155&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-290155
]
ASF GitHub Bot logged work on BEAM-3342:
----------------------------------------
Author: ASF GitHub Bot
Created on: 07/Aug/19 01:55
Start Date: 07/Aug/19 01:55
Worklog Time Spent: 10m
Work Description: mf2199 commented on pull request #8457: [BEAM-3342]
Create a Cloud Bigtable IO connector for Python
URL: https://github.com/apache/beam/pull/8457#discussion_r311341218
##########
File path: sdks/python/apache_beam/io/gcp/bigtableio_it_test.py
##########
@@ -0,0 +1,187 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+""" Integration test for GCP Bigtable testing."""
+from __future__ import absolute_import
+
+import argparse
+import datetime
+import logging
+import random
+import string
+import time
+import unittest
+
+import apache_beam as beam
+from apache_beam.metrics.metric import MetricsFilter
+from apache_beam.options.pipeline_options import PipelineOptions
+from apache_beam.runners.runner import PipelineState
+from apache_beam.testing.util import assert_that, equal_to
+from apache_beam.transforms.combiners import Count
+
+try:
+ from google.cloud.bigtable import enums, row, column_family, Client
+except ImportError:
+ Client = None
+
+import bigtableio
+
+class GenerateTestRows(beam.PTransform):
+ """ A PTransform to generate dummy rows to write to a Bigtable Table.
+
+ A PTransform that generates a list of `DirectRow` and writes it to a
Bigtable Table.
+ """
+ def __init__(self):
+ super(self.__class__, self).__init__()
+ self.beam_options = {'project_id': PROJECT_ID,
+ 'instance_id': INSTANCE_ID,
+ 'table_id': TABLE_ID}
+
+ def _generate(self):
+ for i in range(ROW_COUNT):
+ key = "key_%s" % ('{0:012}'.format(i))
+ test_row = row.DirectRow(row_key=key)
+ value = ''.join(random.choice(LETTERS_AND_DIGITS) for _ in
range(CELL_SIZE))
+ for j in range(COLUMN_COUNT):
+ test_row.set_cell(column_family_id=COLUMN_FAMILY_ID,
+ column=('field%s' % j).encode('utf-8'),
+ value=value,
+ timestamp=datetime.datetime.now())
+ yield test_row
+
+ def expand(self, pvalue):
+ return (pvalue
+ | beam.Create(self._generate())
+ |
bigtableio.WriteToBigTable(project_id=self.beam_options['project_id'],
+
instance_id=self.beam_options['instance_id'],
+
table_id=self.beam_options['table_id']))
+
+@unittest.skipIf(Client is None, 'GCP Bigtable dependencies are not installed')
+class BigtableIOTest(unittest.TestCase):
+ """ Bigtable IO Connector Test
+
+ This tests the connector both ways, first writing rows to a new table, then
reading them and comparing the counters
+ """
+ def setUp(self):
+ self.result = None
+ self.table = Client(project=PROJECT_ID, admin=True)\
+ .instance(instance_id=INSTANCE_ID)\
+ .table(TABLE_ID)
+
+ if not self.table.exists():
+ column_families = {COLUMN_FAMILY_ID: column_family.MaxVersionsGCRule(2)}
+ self.table.create(column_families=column_families)
+ logging.info('Table {} has been created!'.format(TABLE_ID))
+
+ def test_bigtable_io(self):
Review comment:
Again, thanks for the tip. Done [pending next commit] and noted for the
future.
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org
Issue Time Tracking
-------------------
Worklog Id: (was: 290155)
Time Spent: 33h (was: 32h 50m)
> Create a Cloud Bigtable IO connector for Python
> -----------------------------------------------
>
> Key: BEAM-3342
> URL: https://issues.apache.org/jira/browse/BEAM-3342
> Project: Beam
> Issue Type: Bug
> Components: sdk-py-core
> Reporter: Solomon Duskis
> Assignee: Solomon Duskis
> Priority: Major
> Time Spent: 33h
> Remaining Estimate: 0h
>
> I would like to create a Cloud Bigtable python connector.
--
This message was sent by Atlassian JIRA
(v7.6.14#76016)
