0.5.0

Major changes

• addedmsgpack-python as a dependency
• using Trace Agent API v0.3 that supports both JSON and Msgpack formats
• provided JSONEncoder and MsgpackEncoder that are switched at runtime the API v0.3 is not reachable (404)
• MsgpackEncoder is the current default encoder
• MsgpackEncoder will not be used if the pure Python implementation is used

Documentation

• added ElasticSearch docs

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0.4.0

0.4.0 is a "major" release of the dd-trace-py. Please test thoroughly on staging before rolling out to your production clusters.

Enhancements

• automatically patch contrib libraries with from ddtrace import monkey; monkey.patch_all(). A few notes:
  • The previous ways of patching still exist, but are deprecated and might be no-ops. They will be removed in a future version.
  • When you add patch_all remove your old instrumentation code.
  • Web frameworks still require middleware.
• experimental support for (much faster) msgpack serialization. disabled by default. will be enabled in a future release.

Integrations

• add integration for the [Bottle](web framework) web framework. (see #86)

Bug Fixes

• correctly trace django without auth middleware (see #116)

Read the full changeset.

v0.3.16

Bugfixes

• Handle memory leaks when tracing happens in a forked process (Issue #84)
• Fix error code in spans from the request library (thanks @brettlangdon)
• Better handling of unicode tags (thanks @brettlangdon)
• Allow easy configuration of host & port in the Django integration.

Enhancements

• Cap the number of traces buffered in memory.
• Higher trace submission throughput.
• Preliminary work on gevent support. Not fully complete.

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v0.3.15

Integrations

• add tracing for the requests library

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0.3.14

Integrations

• [pylons] allow users to set resources inside handlers
• [django] add support for the Django cache framework

Enhancements

• add a trace sampler so that users can discard spans using a RateSampler (more info: http://pypi.datadoghq.com/trace/docs/#sampling)

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v0.3.13

New integrations

• added pylibmc Memcached client integration
• improved Django integration providing a Django app that instrument Django internals

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v0.3.12

change set

• Added MySQL integration, using mysql.connector v2.1

v0.3.11

Bugfixes

• fixed an unpacking error for elasticsearch>=2.4
• fixed the behavior of the tracer.wrap() method; now it works as expected

Documentation

• better organization of libraries usage on docs
• provided a benchmark script

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v0.3.10

change set

• add flask_cache integration; supporting the 0.12 and 0.13 versions
• catch 500 errors on pylons integration

v0.3.9

change set

• send service info from the sqlalchemy integration