YDK-Py release 0.8.4

New features and enhancements:

• Expanded meta data in Python bundles by adding flags has_must and has_when (#927)
• Added utility function to compare two entities and build diff (#925)

Resolved GitHub issues

• 'ietf-netconf-monitoring:get-schema' returns schema with escape sequences (#614)
• NETCONF provider should raise more appropriate exceptions (#774)
• Inherited classes not initialized properly in Python3 when constructor uses super() (#921)
• Delete operation fails on container (#931)
• Absolute path for generated entity of second level list child is incorrect (#933)
• Get entity path methods should be consistent (#953)

Documentation improvements

• Added documentation for XmlSubtreeCodec and JsonSubtreeCodec.
• Improved documentation for System Requirements and Python Requirements
• Made documentation available from GitHub and locally from cloned repository

Bundle improvements

• Updated cisco-ios-xr bundle to support Cisco IOS XR 5.2.3
• Released cisco-nx-os bundle to support Cisco NX OS 9.3.1

0.8.3

2019-05-15 version 0.8.3

Bundle improvements

• Updated cisco-ios-xr bundle to support Cisco IOS XR 6.6.2
• Updated openconfig bundle to introduce support for additional models.

Resolved GitHub issues

• cgo compile error (#781)
• YDK netconf read fails when tag has namespace prefix (#799)
• YDK return value of YANG action missing some attributes (#871)
• Duplicate code in generated cisco-ios-xe Go bundle (#891)
• Memory leaks in YDK C++ core (#899)
• Memory leaks in YDK C++ gNMI Service component (#902)
• RPC execution stuck when NETCONF server closes session unexpectedly (#914)
• YDK attempting to send Commit command when 'writable-running' in capabilities (#915)
• Max value of range is set to None when not specified in the Yang model (#916)
• YDK MetaInfo should have a field for mandatory leaf (#918)

Note

The solution for GitHub issue (#891) changed model API. However all model bundles generated with YDK-Gen version 0.7.3 and later are still compatible with core YDK components.

Documentation improvements

Addressed multiple documentation issues:

• Installation documentation for YDK-Py needs an update (#906)
• README file for YDK-Py repo is not rendering correctly (#907)

0.8.2

Release date: 2019-03-15, version 0.8.2

New features and enhancements

• Expanded disabling of data validation to read operations with NetconfServiceProvider.
• Expanded disabling of data validation to gNMIServiceProvider.

Resolved GitHub issues

• ydk-py and ydk-gen Travis tests fail on Mac (#834)
• When MacOS is updated from Homebrew any Python2 YDK application fails (#837)
• ImportError: dynamic module does not define module export function (PyInit_ydk_) (#840)
• Libyang error: Reached limit (65535) for storing typedefs (#874)
• AttributeError: 'Config' object has no attribute 'logger' (#876)
• gNMI provider requires 'port' argument (#880)
• 'delete' and 'replace' filters doesn't work properly with gNMI and CRUD service (#881)

Model bundle additions

• Released cisco-ios-xr bundle to support Cisco IOS XR 6.5.2
• Released cisco-ios-xe bundle to support Cisco IOS XE 16.9.3
• Released cisco-nx-os bundle to support Cisco NX OS 9.2.3

0.8.1

Release date 2019-02-11

New features and enhancements

• Added support for CRUD, Netconf Service, and gNMI Service operations on non-top level objects.
• Introduced a feature, which allows to disable validation of entity data processed by NetconfServiceProvider.

ydk-gen

• Added capability to generate meta-data in Python bundles by adding --generate-meta flag in generate.py script.
• Added generate.py script options '-i --install' and '-s --sudo' to generate and install Python packages in one step.
• Use CMake build number for release numbers with suffix (#864)

Resolved GitHub issues

• YFilter dropped when used with NetconfService and EntityCollection (#803)
• Test for non-top level Entity fails when bundle created with 'one-class-per-module' flag (#839)
• NETCONF Session constructor doesn't allow port to be None (#846)
• YDK fails process RPC payload, which contain 'data' tag (#851)
• gNMI script results in a segmentation fault if repository is missing a required model (#852)
• CodecService fails correctly encode multiple entries in keyless list (#854)
• Segmentation fault when decoding gNMI config payload (#856)
• Decoding gNMI payload fails with ValueError exception (#858)
• gNMI missing from ydk-py docker (#860)

Documentation improvements

Addressed multiple documentation issues: #848, #850, #861, #862

0.8.0

2018-12-18 version 0.8.0

Bundle improvements

• Updated cisco-ios-xr bundle to include previously missing action models in Cisco IOS XR 6.5.1 release
• Released cisco-nx-os bundle to support Cisco NX OS 9.2.2 release

gNMI protocol (protobuf version 0.4.0)

• New service provider (gNMIServiceProvider) for gNMI
• New gNMI service (gNMIService) with support Capabilities, Set, Get and Subscribe RPCs
• Updated CRUD service with support for gNMI service provider

NETCONF Improvements

• Added support for certificate-based authentication for multiple servers

0.7.3

2018-10-02 version 0.7.3

Bundle improvements

• Updated cisco-ios-xr bundle to support Cisco IOS XR 6.5.1 release.
• Updated cisco-ios-xe bundle to support Cisco IOS XE 16.9.1 release.
• Released cisco-nx-os bundle to support Cisco NX OS 9.2.1 release.
• Updated openconfig to to make it compatible with ydk core version 0.7.3.
• Also updated ietf bundle to make it compatible with ydk core version 0.7.3.

Python, C++ & Go

CRUD/ NETCONF / Codec API improvements

• Introduced Codec feature to decode multiple JSON payload. (#812)
• Improved support for YList (#811)

Python

CRUD/ NETCONF / Codec API improvements

• Improve handling of python native types in model API. (#733)
• Validate leaf values based on python type of model API. (#739)
• Improve checking of invalid attributes for model API objects. (#815)

Note about cisco-ios-xr 6.5.1 bundle

• Bundle excludes the following files due to duplicate namespaces:

    Cisco-IOS-XR-sysadmin-clear-ncs5500.yang
    Cisco-IOS-XR-sysadmin-clear-ncs5502.yang
    Cisco-IOS-XR-sysadmin-clear-ncs55A1.yang
    Cisco-IOS-XR-sysadmin-controllers-ncs5500.yang
    Cisco-IOS-XR-sysadmin-controllers-ncs5501.yang
    Cisco-IOS-XR-sysadmin-controllers-ncs5502.yang
    Cisco-IOS-XR-sysadmin-controllers-ncs55A1.yang
    Cisco-IOS-XR-sysadmin-fabric-mgr-fsdb-aggregator-ncs5500.yang
    Cisco-IOS-XR-sysadmin-fabric-mgr-fsdb-aggregator-ncs5502.yang
    Cisco-IOS-XR-sysadmin-fabric-mgr-fsdb-server-ncs5500.yang
    Cisco-IOS-XR-sysadmin-fabric-mgr-fsdb-server-ncs5502.yang
    Cisco-IOS-XR-sysadmin-fabric-ncs5500.yang
    Cisco-IOS-XR-sysadmin-fabric-ncs5501.yang
    Cisco-IOS-XR-sysadmin-fabric-ncs5502.yang

0.7.2

2018-07-02 version 0.7.2

Bundle improvements

• Released cisco-nx-os bundle to support Cisco NX OS 7.0-3-I7-4 release
• Updated cisco-ios-xr bundle to support Cisco IOS XR 6.4.1 release
• Updated openconfig bundle to introduce support for additional AFT models.
• Updated cisco-ios-xe bundle to continue to support Cisco IOS XE 16.8.1 release and make it compatible with ydk core version 0.7.2
• Also updated ietf bundle to make it compatible with ydk core version 0.7.2

CRUD / Netconf / Codec / Path API improvements

• Introduced support for key-based access to list items in Python, C++ and Go model API (#231)
• Improved support for YANG presence nodes (#629, #738, #763)
• Fixed issue with invoking sequential CRUD operations on different model APIs (#727)
• Improved NETCONF service commit API (#796)
• Enhanced support for leaf value patterns (#786)

Netconf provider improvements

• Improved support for YANG features included in NETCONF hello message (#777)

Documentation improvements

• Improved documentation logos (#754, #755, #756)

0.7.1

2018-04-09 version 0.7.1

Python, C++ & Go

Bundle improvements

NOTE: #604 introduced a backward incompatibility. The below bundles generated with 0.7.1 or newer ydk-gen will only work with ydk core version 0.7.1 or newer

• Updated cisco-ios-xr to support Cisco IOS XR 6.3.2 release
• Updated cisco-ios-xe to support Cisco IOS XE 16.8.1 release
• Updated openconfig to introduce support for AFT, ISIS, LLDP, Network Instance and Segment Routing models.
• Updated ietf bundles to introduce support for NETCONF access control model (ACM)##### CRUD / Netconf / Codec / Path API improvements
• Introduced support for multiple entities in Python and C++ (#713, #719, #726, #736)
• Added support for yang models with more than 256 typedefs (#678, #607)
• Fixed segfault with cisco-ios-xe model (#627)
• Changed default arguments to be more pythonic (#682)
• Handled XML escape characters included in yang models (#683)
• Improved handling XML declaration in XML payloads (#662)
• Fixed support for yang models with lists as top-level nodes (#728)
• Added support for yang 1.1 action statement in path API (#717)

Netconf provider improvements

• Added support for connecting to devices with no get-schema support (#554)

ydk-gen improvements

• Updated leafs in python model APIs to use native python types. (604)
• Improved the size and performance of Golang model APIs (604)
• Fixed issue with handling of some typedefs in Golang (706, 747)

Documentation improvements

• Improved enum documentation (716)
• Enhanced table of contents for documentation (715)

Testing/error improvements

• Improved ydk-gen error reporting and fixed --one-class-per-module option of generating python packages (604)
• Added coverage for Golang and C++ (740, 705)

Installation improvements

• Introduced automated docker builds to produce docker images with ydk-gen, ydk-py and ydk-go pre-installed (724)
• Removed epel-release as one of the requirements for libydk RPM (#627)
• Added testing for libydk packages (604)

0.7.0

2018-01-31 version 0.7.0

Python, C++ & Go

CRUD service improvements

• Fixed handling of reading operational data nodes (#664)
• Improved formatting of payloads in logging output (#670)

Error handling improvements

• Fixed warning in CMake build system to look for CMake version of 3.0.0 or greater (#655)

Documentation improvements

• Improved documentation for models which augment other models (#426)

0.6.3

2017-12-15 version 0.6.3

Python & C++

Model API updates

• Updated cisco-ios-xe bundle to support Cisco IOS XE 16.6.2 and 16.7.1 releases

Netconf provider improvements

• Added support for keybase authentication (#619)

CRUD service improvements

• Fixed various issues with usage of XE model API (#640, #535, #612, #632)
• Improved handling of leaf-lists (#621, #631, #646)

Documentation improvements

• Improved documentation for unions (#642) and string patterns (#651)
• Improved developer guide (#622, #625)

Testing improvements

• Fixed CI failures and added CI on CentOS & Ubuntu Xenial platforms (#637, #644)