Merge uuid module into 2and3 (#1148)

* Merge and improve uuid module

* Move uuid into 2and3

* Fix mistyped things, add compare operators

stdlib/2and3/uuid.pyi

@@ -0,0 +1,87 @@
+# Stubs for uuid
+
+import sys
+from typing import Tuple, Optional, Any
+
+# Because UUID has properties called int and bytes we need to rename these temporarily.
+_Int = int
+_Bytes = bytes
+_FieldsType = Tuple[int, int, int, int, int, int]
+
+class UUID:
+    def __init__(self, hex: Optional[str] = ..., bytes: Optional[_Bytes] = ...,
+                 bytes_le: Optional[_Bytes] = ...,
+                 fields: Optional[_FieldsType] = ...,
+                 int: Optional[_Int] = ...,
+                 version: Optional[_Int] = ...) -> None: ...
+    @property
+    def bytes(self) -> _Bytes: ...
+    @property
+    def bytes_le(self) -> _Bytes: ...
+    @property
+    def clock_seq(self) -> _Int: ...
+    @property
+    def clock_seq_hi_variant(self) -> _Int: ...
+    @property
+    def clock_seq_low(self) -> _Int: ...
+    @property
+    def fields(self) -> _FieldsType: ...
+    @property
+    def hex(self) -> str: ...
+    @property
+    def int(self) -> _Int: ...
+    @property
+    def node(self) -> _Int: ...
+    @property
+    def time(self) -> _Int: ...
+    @property
+    def time_hi_version(self) -> _Int: ...
+    @property
+    def time_low(self) -> _Int: ...
+    @property
+    def time_mid(self) -> _Int: ...
+    @property
+    def urn(self) -> str: ...
+    @property
+    def variant(self) -> str: ...
+    @property
+    def version(self) -> Optional[_Int]: ...
+
+    if sys.version_info >= (3,):
+        def __eq__(self, other: Any) -> bool: ...
+        def __lt__(self, other: Any) -> bool: ...
+        def __le__(self, other: Any) -> bool: ...
+        def __gt__(self, other: Any) -> bool: ...
+        def __ge__(self, other: Any) -> bool: ...
+    else:
+        def get_bytes(self) -> _Bytes: ...
+        def get_bytes_le(self) -> _Bytes: ...
+        def get_clock_seq(self) -> _Int: ...
+        def get_clock_seq_hi_variant(self) -> _Int: ...
+        def get_clock_seq_low(self) -> _Int: ...
+        def get_fields(self) -> _FieldsType: ...
+        def get_hex(self) -> str: ...
+        def get_node(self) -> _Int: ...
+        def get_time(self) -> _Int: ...
+        def get_time_hi_version(self) -> _Int: ...
+        def get_time_low(self) -> _Int: ...
+        def get_time_mid(self) -> _Int: ...
+        def get_urn(self) -> str: ...
+        def get_variant(self) -> str: ...
+        def get_version(self) -> Optional[_Int]: ...
+        def __cmp__(self, other: Any) -> int: ...
+
+def getnode() -> int: ...
+def uuid1(node: Optional[int] = ..., clock_seq: Optional[int] = ...) -> UUID: ...
+def uuid3(namespace: UUID, name: str) -> UUID: ...
+def uuid4() -> UUID: ...
+def uuid5(namespace: UUID, name: str) -> UUID: ...
+
+NAMESPACE_DNS = ...  # type: UUID
+NAMESPACE_URL = ...  # type: UUID
+NAMESPACE_OID = ...  # type: UUID
+NAMESPACE_X500 = ...  # type: UUID
+RESERVED_NCS = ...  # type: str
+RFC_4122 = ...  # type: str
+RESERVED_MICROSOFT = ...  # type: str
+RESERVED_FUTURE = ...  # type: str