add Jaeger exporter

.flake8

@@ -1,2 +1,3 @@
 [flake8]
 ignore = E501,W503,E203
+exclude = .svn,CVS,.bzr,.hg,.git,__pycache__,.tox,ext/opentelemetry-ext-jaeger/src/opentelemetry/ext/jaeger/gen/*,ext/opentelemetry-ext-jaeger/build/*

.isort.cfg

@@ -12,3 +12,4 @@ line_length=79
 ; )
 ; docs: https://github.com/timothycrosley/isort#multi-line-output-modes
 multi_line_output=3
+skip_glob=ext/opentelemetry-ext-jaeger/src/opentelemetry/ext/jaeger/gen/*

ext/opentelemetry-ext-jaeger/examples/jaeger_exporter_example.py

@@ -0,0 +1,34 @@
+import time
+
+import opentelemetry.ext.jaeger as exporter
+from opentelemetry.sdk import trace
+from opentelemetry.sdk.trace import export
+
+tracer = trace.Tracer()
+
+# Create a JaegerSpanExporter
+jaeger_exporter = exporter.JaegerSpanExporter()
+
+# Create a SimpleExportSpanProcessor and add the exporter to it
+span_processor = export.SimpleExportSpanProcessor(jaeger_exporter)
+
+# add to the tracer
+tracer.add_span_processor(span_processor)
+
+# create some spans for testing
+with tracer.start_span("foo") as foo:
+    time.sleep(0.1)
+    foo.set_attribute("my_atribbute", True)
+    foo.add_event("event in foo", {"name": "foo1"})
+    with tracer.start_span("bar") as bar:
+        time.sleep(0.2)
+        bar.set_attribute("speed", 100.0)
+        bar.add_link(foo.get_context())
+
+        with tracer.start_span("baz") as baz:
+            time.sleep(0.3)
+            baz.set_attribute("name", "mauricio")
+
+        time.sleep(0.2)
+
+    time.sleep(0.1)

ext/opentelemetry-ext-jaeger/setup.cfg

@@ -0,0 +1,47 @@
+# Copyright 2019, OpenTelemetry Authors
+#
+# Licensed 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.
+#
+[metadata]
+name = opentelemetry-ext-jaeger
+description = Jaeger Exporter for OpenTelemetry
+long_description = file: README.rst
+long_description_content_type = text/x-rst
+author = OpenTelemetry Authors
+author_email = cncf-opentelemetry-contributors@lists.cncf.io
+url = https://github.com/open-telemetry/opentelemetry-python/ext/opentelemetry-ext-jaeger
+platforms = any
+license = Apache-2.0
+classifiers =
+    Development Status :: 3 - Alpha
+    Intended Audience :: Developers
+    License :: OSI Approved :: Apache Software License
+    Programming Language :: Python
+    Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.4
+    Programming Language :: Python :: 3.5
+    Programming Language :: Python :: 3.6
+    Programming Language :: Python :: 3.7
+
+[options]
+python_requires = >=3.4
+package_dir=
+    =src
+packages=find_namespace:
+install_requires =
+    thrift >= 0.10.0
+    opentelemetry-api
+    opentelemetry-sdk
+
+[options.packages.find]
+where = src

ext/opentelemetry-ext-jaeger/setup.py

@@ -0,0 +1,26 @@
+# Copyright 2019, OpenTelemetry Authors
+#
+# Licensed 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.
+import os
+
+import setuptools
+
+BASE_DIR = os.path.dirname(__file__)
+VERSION_FILENAME = os.path.join(
+    BASE_DIR, "src", "opentelemetry", "ext", "jaeger", "version.py"
+)
+PACKAGE_INFO = {}
+with open(VERSION_FILENAME) as f:
+    exec(f.read(), PACKAGE_INFO)
+
+setuptools.setup(version=PACKAGE_INFO["__version__"])