Ref Py3 in the docs.

Author: Julian

docs/conf.py

@@ -88,8 +88,7 @@
 )
 
 intersphinx_mapping = {
-    "python": ("https://docs.python.org/2.7", None),
-    "python3": ("https://docs.python.org/3", None),
+    "python": ("https://docs.python.org/3", None),
 }
 
 

docs/validate.rst

@@ -124,7 +124,7 @@ classes should adhere to.
 
         Lazily yield each of the validation errors in the given instance.
 
-        :rtype: an `collections.Iterable` of
+        :rtype: an `collections.abc.Iterable` of
             `jsonschema.exceptions.ValidationError`\s
 
         >>> schema = {

jsonschema/_format.py

@@ -24,7 +24,7 @@ class FormatChecker(object):
 
     Arguments:
 
-        formats (~collections.Iterable):
+        formats (~collections.abc.Iterable):
 
             The known formats to validate. This argument can be used to
             limit which formats will be used during validation.

jsonschema/_types.py

@@ -104,7 +104,7 @@ def redefine(self, type, fn):
 
                 The name of the type to check.
 
-            fn (collections.Callable):
+            fn (collections.abc.Callable):
 
                 A function taking exactly two parameters - the type
                 checker calling the function and the instance to check.
@@ -141,7 +141,7 @@ def remove(self, *types):
 
         Arguments:
 
-            types (~collections.Iterable):
+            types (~collections.abc.Iterable):
 
                 the names of the types to remove.
 

jsonschema/exceptions.py

@@ -268,10 +268,10 @@ def __getitem__(self, index):
         """
         Retrieve the child tree one level down at the given ``index``.
 
-        If the index is not in the instance that this tree corresponds to and
-        is not known by this tree, whatever error would be raised by
-        ``instance.__getitem__`` will be propagated (usually this is some
-        subclass of `exceptions.LookupError`.
+        If the index is not in the instance that this tree corresponds
+        to and is not known by this tree, whatever error would be raised
+        by ``instance.__getitem__`` will be propagated (usually this is
+        some subclass of `LookupError`.
         """
 
         if self._instance is not _unset and index not in self:
@@ -349,14 +349,14 @@ def best_match(errors, key=relevance):
     not be relevant.
 
     Arguments:
-        errors (collections.Iterable):
+        errors (collections.abc.Iterable):
 
             the errors to select from. Do not provide a mixture of
             errors from different validation attempts (i.e. from
             different instances or schemas), since it won't produce
             sensical output.
 
-        key (collections.Callable):
+        key (collections.abc.Callable):
 
             the key to use when sorting errors. See `relevance` and
             transitively `by_relevance` for more details (the default is

jsonschema/validators.py

@@ -113,7 +113,7 @@ def validates(version):
 
     Returns:
 
-        collections.Callable:
+        collections.abc.Callable:
 
             a class decorator to decorate the validator with the version
     """
@@ -165,11 +165,11 @@ def create(
 
     Arguments:
 
-        meta_schema (collections.Mapping):
+        meta_schema (collections.abc.Mapping):
 
             the meta schema for the new validator class
 
-        validators (collections.Mapping):
+        validators (collections.abc.Mapping):
 
             a mapping from names to callables, where each callable will
             validate the schema property with the given name.
@@ -197,7 +197,7 @@ def create(
             If unprovided, a `jsonschema.TypeChecker` will be created
             with a set of default types typical of JSON Schema drafts.
 
-        default_types (collections.Mapping):
+        default_types (collections.abc.Mapping):
 
             .. deprecated:: 3.0.0
 
@@ -207,7 +207,7 @@ def create(
             that will be converted to functions and redefined in this
             object's `jsonschema.TypeChecker`.
 
-        id_of (collections.Callable):
+        id_of (collections.abc.Callable):
 
             A function that given a schema, returns its ID.
 
@@ -374,7 +374,7 @@ def extend(validator, validators=(), version=None, type_checker=None):
 
             an existing validator class
 
-        validators (collections.Mapping):
+        validators (collections.abc.Mapping):
 
             a mapping of new validator callables to extend with, whose
             structure is as in `create`.
@@ -938,7 +938,7 @@ def validator_for(schema, default=_LATEST_VERSION):
 
     Arguments:
 
-        schema (collections.Mapping or bool):
+        schema (collections.abc.Mapping or bool):
 
             the schema to look at