Store JSON in Python for instance types

This allows it to be bundled in the distributed app more simply

moto/ec2/models.py

@@ -67,6 +67,7 @@ from .exceptions import (
     MotoNotImplementedError,
     FilterNotImplementedError
 )
+from .resources.instance_types import instance_types_data
 from .utils import (
     EC2_RESOURCE_TO_PREFIX,
     EC2_PREFIX_TO_RESOURCE,
@@ -112,7 +113,7 @@ from .utils import (
 )
 
 RESOURCES_DIR = os.path.join(os.path.dirname(__file__), 'resources')
-INSTANCE_TYPES = json.load(open(os.path.join(RESOURCES_DIR, 'instance_types.json'), 'r'))
+INSTANCE_TYPES = json.loads(instance_types_data)
 
 
 def utc_date_and_time():

scripts/get_instance_info.py

@@ -141,10 +141,20 @@ def main():
         result[instance_id] = instance_data
 
     root_dir = subprocess.check_output(['git', 'rev-parse', '--show-toplevel']).decode().strip()
-    dest = os.path.join(root_dir, 'moto/ec2/resources/instance_types.json')
+    dest = os.path.join(root_dir, 'moto/ec2/resources/instance_types.py')
     print("Writing data to {0}".format(dest))
     with open(dest, 'w') as open_file:
-        json.dump(result, open_file)
+        triple_quote = '\"\"\"'
+
+        open_file.write("# Imported via `scripts/get_instance_info.py`\n")
+        open_file.write('instance_types_data = {}\n'.format(triple_quote))
+        json.dump(result,
+                  open_file,
+                  sort_keys=True,
+                  indent=4,
+                  separators=(',', ': '))
+        open_file.write('{}\n'.format(triple_quote))
+
 
 if __name__ == '__main__':
     main()