# This is a combination of 3 commits.

Fix samples to use the latest func.OrchestrationContext annotation

Use new syntax to replace main endpoint

Fix old python_durable_bindings samples

Author: Hanzhang Zeng (Roger)

samples/external_events/.gitignore

@@ -0,0 +1,133 @@
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+.hypothesis/
+.pytest_cache/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don’t work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# celery beat schedule file
+celerybeat-schedule
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# Azure Functions artifacts
+bin
+obj
+appsettings.json
+local.settings.json
+.python_packages
+
+# pycharm
+.idea

samples/external_events/DurableOrchestrationClient/__init__.py

@@ -1,6 +1,7 @@
 import logging
-import azure.functions as func
+
 from azure.durable_functions import DurableOrchestrationClient
+import azure.functions as func
 
 
 async def main(req: func.HttpRequest, starter: str):

samples/external_events/DurableOrchestrationClient/function.json

@@ -14,7 +14,7 @@
     },
     {
       "direction": "out",
-      "name": "$return", 
+      "name": "$return",
       "type": "http"
     },
     {
@@ -24,4 +24,4 @@
       "datatype": "string"
     }
   ]
-}
+}

samples/external_events/DurableOrchestrationTrigger/__init__.py

@@ -1,10 +1,13 @@
+import json
 import logging
+
 import azure.durable_functions as df
-import json
+import azure.functions as func
 
-def generator_function(context):
 
-    json_rule={
+def orchestrator_function(context: df.DurableOrchestrationContext):
+
+    json_rule = {
         "condition": {
             "wait_events": ["A","B"],
             "logic": "and"
@@ -22,12 +25,12 @@ def generator_function(context):
     tasks = []
     for event in json_rule["condition"]["wait_events"]:
         tasks.append(context.wait_for_external_event(event))
-    
+
     if json_rule["condition"]["logic"] == 'and':
         yield context.task_all(tasks)
-    elif json_rule["condition"]["logic"] == 'or': 
+    elif json_rule["condition"]["logic"] == 'or':
         yield context.task_any(tasks)
-    
+
     output = []
     for action in json_rule["satisfied"]:
         result = yield context.call_activity(action["activity_func_name"], json.dumps(action["args"]))
@@ -36,17 +39,4 @@ def generator_function(context):
     return output
 
 
-def main(context: str):
-    """This function creates the orchestration and provides
-    the durable framework with the core orchestration logic
-    
-    Arguments:
-        context {str} -- Function context containing the orchestration API's 
-        and current context of the long running workflow.
-    
-    Returns:
-        OrchestratorState - State of current orchestration
-    """
-    orchestrate = df.Orchestrator.create(generator_function)
-    result = orchestrate(context)
-    return result
+main = df.Orchestrator.create(orchestrator_function)

samples/external_events/DurableOrchestrationTrigger/function.json

@@ -4,9 +4,8 @@
     {
       "name": "context",
       "type": "orchestrationTrigger",
-      "direction": "in",
-      "dataType": "string"
+      "direction": "in"
     }
   ],
   "disabled": false
-}
+}

samples/external_events/RaiseEvent/__init__.py

@@ -1,7 +1,8 @@
-import logging
-import azure.functions as func
 import json
+import logging
+
 from azure.durable_functions import DurableOrchestrationClient
+import azure.functions as func
 
 
 async def main(req: func.HttpRequest, starter: str) -> func.HttpResponse:

samples/fan_out_fan_in/DurableTrigger/__init__.py

@@ -1,12 +1,13 @@
-import logging 
-import azure.functions as func
+import logging
+
 from azure.durable_functions import DurableOrchestrationClient
+import azure.functions as func
 
 
 def main(req: func.HttpRequest, starter: str, message):
-  function_name = req.route_params.get('functionName')
-  logging.info(starter)
-  client = DurableOrchestrationClient(starter)
-  client.start_new(function_name, None, None)
-  response = func.HttpResponse(status_code=200, body=starter)
-  message.set(response)
+    function_name = req.route_params.get('functionName')
+    logging.info(starter)
+    client = DurableOrchestrationClient(starter)
+    client.start_new(function_name, None, None)
+    response = func.HttpResponse(status_code=200, body=starter)
+    message.set(response)

samples/fan_out_fan_in/FanOutFanIn/__init__.py

@@ -1,23 +1,20 @@
 import json
+
+import azure.functions as func
 import azure.durable_functions as df
 
 
-def generator_function(context):
+def orchestrator_function(context: df.DurableOrchestrationContext):
     activity_count = yield context.call_activity("GetActivityCount", 5)
     activity_list = json.loads(activity_count)
 
     tasks = [context.call_activity("ParrotValue", i) for i in activity_list]
-        
+
     tasks_result = yield context.task_all(tasks)
     values = [int(t) for t in tasks_result]
     message = yield context.call_activity("ShowMeTheSum", values)
 
     return message
 
 
-def main(context: str):
-    orchestrate = df.Orchestrator.create(generator_function)
-
-    result = orchestrate(context)
-
-    return result
+main = df.Orchestrator.create(orchestrator_function)

samples/fan_out_fan_in/FanOutFanIn/function.json

@@ -4,9 +4,8 @@
     {
       "name": "context",
       "type": "orchestrationTrigger",
-      "direction": "in",
-      "dataType": "string"
+      "direction": "in"
     }
   ],
   "disabled": false
-}
+}

samples/fan_out_fan_in_tensorflow/DurableTrigger/__init__.py

@@ -1,12 +1,13 @@
-import logging 
-import azure.functions as func
+import logging
+
 from azure.durable_functions import DurableOrchestrationClient
+import azure.functions as func
 
 
 def main(req: func.HttpRequest, starter: str, message):
-  function_name = req.route_params.get('functionName')
-  logging.info(starter)
-  client = DurableOrchestrationClient(starter)
-  client.start_new(function_name, None, None)
-  response = func.HttpResponse(status_code=200, body=starter)
-  message.set(response)
+    function_name = req.route_params.get('functionName')
+    logging.info(starter)
+    client = DurableOrchestrationClient(starter)
+    client.start_new(function_name, None, None)
+    response = func.HttpResponse(status_code=200, body=starter)
+    message.set(response)