minor spelling and grammar changes UPGRADE-v2.0.md

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have been quite simplified, without the need to define a explicit Metaclass for each subtype. have been quite simplified, without the need to define a explicit Metaclass for each subtype.
It also improves the field resolvers, [simplifying the code](#simpler-resolvers) the It also improves the field resolvers, [simplifying the code](#simpler-resolvers) the
developer have to write to use them. developer has to write to use them.
**Deprecations:** **Deprecations:**
* [`AbstractType`](#abstracttype-deprecated) * [`AbstractType`](#abstracttype-deprecated)
@ -20,14 +20,14 @@ developer have to write to use them.
* [`Meta as Class arguments`](#meta-ass-class-arguments) (_only available for Python 3_) * [`Meta as Class arguments`](#meta-ass-class-arguments) (_only available for Python 3_)
> The type metaclases are now deleted as are no longer necessary, if your code was depending > The type metaclasses are now deleted as they are no longer necessary. If your code was depending
> on this strategy for creating custom attrs, see an [example on how to do it in 2.0](https://github.com/graphql-python/graphene/blob/2.0/graphene/tests/issues/test_425.py). > on this strategy for creating custom attrs, see an [example on how to do it in 2.0](https://github.com/graphql-python/graphene/blob/2.0/graphene/tests/issues/test_425.py).
## Deprecations ## Deprecations
### Simpler resolvers ### Simpler resolvers
All the resolvers in graphene have been simplified. If before resolvers must had received All the resolvers in graphene have been simplified. If before resolvers required
four arguments `root`, `args`, `context` and `info`, now the `args` are passed as keyword arguments four arguments `root`, `args`, `context` and `info`, now the `args` are passed as keyword arguments
and `context` and `info` will only be passed if the function is annotated with it. and `context` and `info` will only be passed if the function is annotated with it.
@ -112,7 +112,7 @@ class User(ObjectType):
### Mutation.Input ### Mutation.Input
`Mutation.Input` is now deprecated in favor using `Mutation.Arguments` (`ClientIDMutation` still uses `Input`). `Mutation.Input` is now deprecated in favor of using `Mutation.Arguments` (`ClientIDMutation` still uses `Input`).
Before: Before:
@ -135,7 +135,7 @@ class User(Mutation):
### Simpler resolvers ### Simpler resolvers
All the resolvers in graphene have been simplified. If before resolvers must had received All the resolvers in graphene have been simplified. If before resolvers required
four arguments `root`, `args`, `context` and `info`, now the `args` are passed as keyword arguments four arguments `root`, `args`, `context` and `info`, now the `args` are passed as keyword arguments
and `context` and `info` will only be passed if the function is annotated with it. and `context` and `info` will only be passed if the function is annotated with it.
@ -212,7 +212,7 @@ class Query(ObjectType):
## Node.get_node ## Node.get_node
The method `get_node` in `ObjectTypes` that have `Node` as interface, changes it's api. The method `get_node` in `ObjectTypes` that have `Node` as interface, changes its API.
From `def get_node(cls, id, context, info)` to `def get_node(cls, info, id)`. From `def get_node(cls, id, context, info)` to `def get_node(cls, info, id)`.
```python ```python
@ -251,7 +251,7 @@ Now only receives (`root`, `info`, `**input`)
### InputObjectType ### InputObjectType
If you are using `InputObjectType`, you now can access If you are using `InputObjectType`, you now can access
it's fields via `getattr` (`my_input.myattr`) when resolving, instead of its fields via `getattr` (`my_input.myattr`) when resolving, instead of
the classic way `my_input['myattr']`. the classic way `my_input['myattr']`.
And also use custom defined properties on your input class. And also use custom defined properties on your input class.