Prepare for 3.1.0 release (#303)

Author: ethkatnic

README.md

@@ -150,6 +150,10 @@ all languages.
 * The [Amazon Kinesis Forum][kinesis-forum]
 
 ## Release Notes
+### Release 3.1.0 (July 10, 2025)
+* [KCL 3.1.1 Changelog](https://github.com/awslabs/amazon-kinesis-client/blob/v3.1.1/CHANGELOG.md) Upgrade KCL and KCL-Multilang dependencies from 3.0.3 to 3.1.1
+* [#301](https://github.com/awslabs/amazon-kinesis-client-python/pull/301) Add multi-lang support for leaseAssignmentIntervalMillis
+
 ### Release 3.0.5 (June 6, 2025)
 * [#274](https://github.com/awslabs/amazon-kinesis-client-python/pull/274) Add ability to set mvn repo search URL with a unique ENV Variable
 * [#279](https://github.com/awslabs/amazon-kinesis-client-python/pull/279) Create sample KCL build tests

pom.xml

@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <properties>
         <awssdk.version>2.25.64</awssdk.version>
-        <kcl.version>3.0.3</kcl.version>
+        <kcl.version>3.1.1</kcl.version>
         <netty.version>4.1.118.Final</netty.version>
         <netty-reactive.version>2.0.6</netty-reactive.version>
         <fasterxml-jackson.version>2.13.5</fasterxml-jackson.version>

samples/sample.properties

@@ -51,7 +51,7 @@ regionName = us-east-1
 
 # A worker id that uniquely identifies this worker among all workers using the same applicationName
 # If this isn't provided a MultiLangDaemon instance will assign a unique workerId to itself.
-#workerId = 
+#workerId =
 
 # Shard sync interval in milliseconds - e.g. wait for this long between shard sync tasks.
 #shardSyncIntervalMillis = 60000

setup.py

@@ -42,7 +42,7 @@
 
 PACKAGE_NAME = 'amazon_kclpy'
 JAR_DIRECTORY = os.path.join(PACKAGE_NAME, 'jars')
-PACKAGE_VERSION = '3.0.5'
+PACKAGE_VERSION = '3.1.0'
 PYTHON_REQUIREMENTS = [
     'boto3',
     # argparse is part of python2.7 but must be declared for python2.6