prompt: You will be provided with a partial code base and an issue statement explaining a problem to resolve.
  <issue>
  [tensor] fix some unittests
  
  [tensor] fix some unittests
  
  [tensor] fix some unittests
  
  
  </issue>
  <code>
  [start of extensions/base_extension.py]
  1 import hashlib
  2 import os
  3 from abc import ABC, abstractmethod
  4 from typing import Union
  5 
  6 __all__ = ["_Extension"]
  7 
  8 
  9 class _Extension(ABC):
  10     def __init__(self, name: str, support_aot: bool, support_jit: bool, priority: int = 1):
  11         self._name = name
  12         self._support_aot = support_aot
  13         self._support_jit = support_jit
  14         self.priority = priority
  15 
  16     @property
  17     def name(self):
  18         return self._name
  19 
  20     @property
  21     def support_aot(self):
  22         return self._support_aot
  23 
  24     @property
  25     def support_jit(self):
  26         return self._support_jit
  27 
  28     @staticmethod
  29     def get_jit_extension_folder_path():
  30         """
  31         Kernels which are compiled during runtime will be stored in the same cache folder for reuse.
  32         The folder is in the path ~/.cache/colossalai/torch_extensions/<cache-folder>.
  33         The name of the <cache-folder> follows a common format:
  34             torch<torch_version_major>.<torch_version_minor>_<device_name><device_version>-<hash>
  35 
  36         The <hash> suffix is the hash value of the path of the `colossalai` file.
  37         """
  38         import torch
  39 
  40         import colossalai
  41         from colossalai.accelerator import get_accelerator
  42 
  43         # get torch version
  44         torch_version_major = torch.__version__.split(".")[0]
  45         torch_version_minor = torch.__version__.split(".")[1]
  46 
  47         # get device version
  48         device_name = get_accelerator().name
  49         device_version = get_accelerator().get_version()
  50 
  51         # use colossalai's file path as hash
  52         hash_suffix = hashlib.sha256(colossalai.__file__.encode()).hexdigest()
  53 
  54         # concat
  55         home_directory = os.path.expanduser("~")
  56         extension_directory = f".cache/colossalai/torch_extensions/torch{torch_version_major}.{torch_version_minor}_{device_name}-{device_version}-{hash_suffix}"
  57         cache_directory = os.path.join(home_directory, extension_directory)
  58         return cache_directory
  59 
  60     @abstractmethod
  61     def is_hardware_available(self) -> bool:
  62         """
  63         Check if the hardware required by the kernel is available.
  64         """
  65 
  66     @abstractmethod
  67     def assert_hardware_compatible(self) -> bool:
  68         """
  69         Check if the hardware required by the kernel is compatible.
  70         """
  71 
  72     @abstractmethod
  73     def build_aot(self) -> Union["CppExtension", "CUDAExtension"]:
  74         pass
  75 
  76     @abstractmethod
  77     def build_jit(self) -> None:
  78         pass
  79 
  80     @abstractmethod
  81     def load(self):
  82         pass
  83
  [end of extensions/base_extension.py]
  </code>
  
  I need you to solve this issue by generating a single patch file that I can apply directly to this repository using git apply. Please respond with a single patch file in the following format.
  <patch>
  diff --git a/file.py b/file.py
  --- a/file.py
  +++ b/file.py
  @@ -1,27 +1,35 @@
   def euclidean(a, b):
  -    while b:
  -        a, b = b, a % b
  -    return a
  +    if b == 0:
  +        return a
  +    return euclidean(b, a % b)
   
   
   def bresenham(x0, y0, x1, y1):
       points = []
       dx = abs(x1 - x0)
       dy = abs(y1 - y0)
  -    sx = 1 if x0 < x1 else -1
  -    sy = 1 if y0 < y1 else -1
  -    err = dx - dy
  +    x, y = x0, y0
  +    sx = -1 if x0 > x1 else 1
  +    sy = -1 if y0 > y1 else 1
   
  -    while True:
  -        points.append((x0, y0))
  -        if x0 == x1 and y0 == y1:
  -            break
  -        e2 = 2 * err
  -        if e2 > -dy:
  -            err -= dy
  -            x0 += sx
  -        if e2 < dx:
  -            err += dx
  -            y0 += sy
  +    if dx > dy:
  +        err = dx / 2.0
  +        while x != x1:
  +            points.append((x, y))
  +            err -= dy
  +            if err < 0:
  +                y += sy
  +                err += dx
  +            x += sx
  +    else:
  +        err = dy / 2.0
  +        while y != y1:
  +            points.append((x, y))
  +            err -= dx
  +            if err < 0:
  +                x += sx
  +                err += dy
  +            y += sy
  +
  +    points.append((x, y))
       return points
  
  </patch>
golden_diff: diff --git a/extensions/base_extension.py b/extensions/base_extension.py
  --- a/extensions/base_extension.py
  +++ b/extensions/base_extension.py
  @@ -1,7 +1,7 @@
   import hashlib
   import os
   from abc import ABC, abstractmethod
  -from typing import Union
  +from typing import Callable, Union
   
   __all__ = ["_Extension"]
   
  @@ -64,7 +64,7 @@
           """
   
       @abstractmethod
  -    def assert_hardware_compatible(self) -> bool:
  +    def assert_hardware_compatible(self) -> None:
           """
           Check if the hardware required by the kernel is compatible.
           """
  @@ -74,9 +74,9 @@
           pass
   
       @abstractmethod
  -    def build_jit(self) -> None:
  +    def build_jit(self) -> Callable:
           pass
   
       @abstractmethod
  -    def load(self):
  +    def load(self) -> Callable:
           pass
  
verification_info: {"golden_diff": "diff --git a/extensions/base_extension.py b/extensions/base_extension.py\n--- a/extensions/base_extension.py\n+++ b/extensions/base_extension.py\n@@ -1,7 +1,7 @@\n import hashlib\n import os\n from abc import ABC, abstractmethod\n-from typing import Union\n+from typing import Callable, Union\n \n __all__ = [\"_Extension\"]\n \n@@ -64,7 +64,7 @@\n         \"\"\"\n \n     @abstractmethod\n-    def assert_hardware_compatible(self) -> bool:\n+    def assert_hardware_compatible(self) -> None:\n         \"\"\"\n         Check if the hardware required by the kernel is compatible.\n         \"\"\"\n@@ -74,9 +74,9 @@\n         pass\n \n     @abstractmethod\n-    def build_jit(self) -> None:\n+    def build_jit(self) -> Callable:\n         pass\n \n     @abstractmethod\n-    def load(self):\n+    def load(self) -> Callable:\n         pass\n", "issue": "[tensor] fix some unittests\n\n[tensor] fix some unittests\n\n[tensor] fix some unittests\n\n", "before_files": [{"content": "import hashlib\nimport os\nfrom abc import ABC, abstractmethod\nfrom typing import Union\n\n__all__ = [\"_Extension\"]\n\n\nclass _Extension(ABC):\n    def __init__(self, name: str, support_aot: bool, support_jit: bool, priority: int = 1):\n        self._name = name\n        self._support_aot = support_aot\n        self._support_jit = support_jit\n        self.priority = priority\n\n    @property\n    def name(self):\n        return self._name\n\n    @property\n    def support_aot(self):\n        return self._support_aot\n\n    @property\n    def support_jit(self):\n        return self._support_jit\n\n    @staticmethod\n    def get_jit_extension_folder_path():\n        \"\"\"\n        Kernels which are compiled during runtime will be stored in the same cache folder for reuse.\n        The folder is in the path ~/.cache/colossalai/torch_extensions/<cache-folder>.\n        The name of the <cache-folder> follows a common format:\n            torch<torch_version_major>.<torch_version_minor>_<device_name><device_version>-<hash>\n\n        The <hash> suffix is the hash value of the path of the `colossalai` file.\n        \"\"\"\n        import torch\n\n        import colossalai\n        from colossalai.accelerator import get_accelerator\n\n        # get torch version\n        torch_version_major = torch.__version__.split(\".\")[0]\n        torch_version_minor = torch.__version__.split(\".\")[1]\n\n        # get device version\n        device_name = get_accelerator().name\n        device_version = get_accelerator().get_version()\n\n        # use colossalai's file path as hash\n        hash_suffix = hashlib.sha256(colossalai.__file__.encode()).hexdigest()\n\n        # concat\n        home_directory = os.path.expanduser(\"~\")\n        extension_directory = f\".cache/colossalai/torch_extensions/torch{torch_version_major}.{torch_version_minor}_{device_name}-{device_version}-{hash_suffix}\"\n        cache_directory = os.path.join(home_directory, extension_directory)\n        return cache_directory\n\n    @abstractmethod\n    def is_hardware_available(self) -> bool:\n        \"\"\"\n        Check if the hardware required by the kernel is available.\n        \"\"\"\n\n    @abstractmethod\n    def assert_hardware_compatible(self) -> bool:\n        \"\"\"\n        Check if the hardware required by the kernel is compatible.\n        \"\"\"\n\n    @abstractmethod\n    def build_aot(self) -> Union[\"CppExtension\", \"CUDAExtension\"]:\n        pass\n\n    @abstractmethod\n    def build_jit(self) -> None:\n        pass\n\n    @abstractmethod\n    def load(self):\n        pass\n", "path": "extensions/base_extension.py"}]}