Fix documentation and layout (PEP8)

trains/backend_api/api_proxy.py

@@ -23,12 +23,12 @@ class ApiServiceProxy(object):
             if not ApiServiceProxy._max_available_version:
                 from ..backend_api import services
                 ApiServiceProxy._max_available_version = max([
-                        Version(name[1:].replace("_", "."))
-                        for name in [
-                            module_name
-                            for _, module_name, _ in pkgutil.iter_modules(services.__path__)
-                            if re.match(r"^v[0-9]+_[0-9]+$", module_name)
-                        ]])
+                    Version(name[1:].replace("_", "."))
+                    for name in [
+                        module_name
+                        for _, module_name, _ in pkgutil.iter_modules(services.__path__)
+                        if re.match(r"^v[0-9]+_[0-9]+$", module_name)
+                    ]])
 
             version = str(min(Version(Session.api_version), ApiServiceProxy._max_available_version))
             self.__dict__["__wrapped_version__"] = Session.api_version

trains/backend_api/session/datamodel.py

@@ -59,7 +59,7 @@ class DataModel(object):
             props = {}
             for c in cls.__mro__:
                 props.update({k: getattr(v, 'name', k) for k, v in vars(c).items()
-                             if isinstance(v, property)})
+                              if isinstance(v, property)})
             cls._data_props_list = props
         return props.copy()
 
@@ -150,6 +150,7 @@ class NonStrictDataModelMixin(object):
 
     :summary: supplies an __init__ method that warns about unused keywords
     """
+
     def __init__(self, **kwargs):
         # unexpected = [key for key in kwargs if not key.startswith('_')]
         # if unexpected: