Fix view, CI cpu test with python 3.8 (#1845)

.github/workflows/test.yml

@@ -50,14 +50,14 @@ jobs:
     steps:
     - name: Checkout Code
       uses: actions/checkout@v3
-    - name: Set up Python 3.11
+    - name: Set up Python 3.8
       uses: actions/setup-python@v4
       with:
-        python-version: 3.11
+        python-version: 3.8
     - name: Cache python packages
       uses: actions/cache@v3
       with:
-        path: ${{ env.Python3_ROOT_DIR }}/lib/python3.11/site-packages
+        path: ${{ env.Python3_ROOT_DIR }}/lib/python3.8/site-packages
         key: testing-packages-${{ hashFiles('*/setup.py') }}
     - name: Install Dependencies
       run: pip install -e '.[testing]' --extra-index-url https://download.pytorch.org/whl/cpu

tinygrad/shape/view.py

@@ -30,7 +30,6 @@ def strides_for_shape(shape:Tuple[int, ...]) -> Tuple[int, ...]:
 # symbolic int
 sint = Union[Node, int]
 
-@functools.lru_cache(maxsize=None)
 class View(NamedTuple):
   shape:Tuple[sint, ...]
   strides:Tuple[sint, ...]
@@ -39,13 +38,12 @@ class View(NamedTuple):
   contiguous:bool
 
   @staticmethod
+  @functools.lru_cache(maxsize=None)
   def create(shape:Tuple[sint, ...], strides:Optional[Tuple[sint, ...]]=None, offset:sint=0, mask:Optional[Tuple[Tuple[sint, sint], ...]]=None):
     strides = filter_strides(shape, strides) if strides else strides_for_shape(shape)
     contiguous = offset == 0 and mask is None and all(s1 == s2 for s1,s2 in zip(strides, strides_for_shape(shape)))
     return View(shape, strides, offset, mask, contiguous)
 
-  def __repr__(self): return f"View(shape={self.shape}, strides={self.strides}, offset={self.offset}, mask={self.mask})"
-
   def expr_node_mask(self, idx, valid=None) -> Node:
     expr = [valid] if valid is not None else []
     if self.mask is not None: