Started on batch

moto/batch/models.py

@@ -0,0 +1,23 @@
+from __future__ import unicode_literals
+import boto3
+from moto.core import BaseBackend, BaseModel
+
+
+class BatchBackend(BaseBackend):
+    def __init__(self, region_name=None):
+        super(BatchBackend, self).__init__()
+        self.region_name = region_name
+
+    def reset(self):
+        region_name = self.region_name
+        self.__dict__ = {}
+        self.__init__(region_name)
+
+    def create_compute_environment(self, compute_environment_name, type, state, compute_resources, service_role):
+        # implement here
+        return compute_environment_name, compute_environment_arn
+    # add methods from here
+
+
+available_regions = boto3.session.Session().get_available_regions("batch")
+batch_backends = {region: BatchBackend for region in available_regions}