Linting errors

Author: hamishfagg

.python-version

@@ -0,0 +1 @@
+3.7

chalice/deploy/appgraph.py

@@ -53,7 +53,8 @@ def _create_log_group(self,
                           log_group_name     # type: str
                           ):
         # type: (...) -> models.LogGroup
-        return models.LogGroup(resource_name=log_group_name, retention_in_days=config.log_retention_in_days)
+        return models.LogGroup(resource_name=log_group_name,
+                               retention_in_days=config.log_retention_in_days)
 
     def _create_custom_domain_name(
             self,
@@ -375,7 +376,9 @@ def _create_lambda_model(self,
             deployment, role
         )
         if config.log_retention_in_days:
-            resource.log_group = self._create_log_group(config, '/aws/lambda/%s-%s-%s' % (config.app_name, stage_name, name))
+            resource.log_group = self._create_log_group(
+                config,
+                '/aws/lambda/%s-%s-%s' % (config.app_name, stage_name, name))
         return resource
 
     def _get_managed_lambda_layer(self, config):

chalice/deploy/models.py

@@ -210,7 +210,6 @@ class LambdaFunction(ManagedModel):
         default=None)                 # type: Opt[LambdaLayer]
     log_group = attrib(default=None)  # type: LogGroup
 
-
     def dependencies(self):
         # type: () -> List[Model]
         resources = []  # type: List[Model]

chalice/deploy/planner.py

@@ -142,7 +142,7 @@ def _resource_exists_lambdalayer(self, resource):
     def _resource_exists_loggroup(self, resource):
         # type: (models.LogGroup) -> bool
         return self._client.log_group_exists(resource.resource_name)
-    
+
     def _resource_exists_lambdafunction(self, resource):
         # type: (models.LambdaFunction) -> bool
         return self._client.lambda_function_exists(resource.function_name)

docs/source/topics/configfile.rst

@@ -314,6 +314,16 @@ only the following chalice deployed resources are tagged: Lambda functions.
 A boolean that turns on AWS XRay's Active tracing configuration.
 This will turn on XRay for both Lambda functions and API Gateway stages.
 
+
+``log_retention_in_days``
+~~~~~~~~
+
+An integer value that indicates the retention time to be applied to lambda
+function log groups. Only certain values are valid, see the `AWS CloudWatch
+Logs docs
+<https://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_PutRetentionPolicy.html#API_PutRetentionPolicy_RequestParameters>`__
+
+
 .. _lambda-config:
 
 Lambda Specific Configuration