CI: Run ruff via uv, dev-dependencies

.github/workflows/ci.yml

@@ -19,10 +19,10 @@ jobs:
         -   uses: actions/checkout@v4
             with:
                 submodules: true
+        -   uses: astral-sh/setup-uv@v5
         -   name: "Main Script"
             run: |
-                pipx install ruff
-                ruff check
+                uv run --only-dev ruff check
 
     typos:
         name: Typos

.gitlab-ci.yml

@@ -149,8 +149,8 @@ Documentation:
 
 Ruff:
   script:
-  - pipx install ruff
-  - ruff check
+  - pipx install uv
+  - uv run --only-dev ruff check
   tags:
   - docker-runner
   except:

loopy/kernel/tools.py

@@ -24,6 +24,7 @@
 THE SOFTWARE.
 """
 
+import itertools
 import logging
 import sys
 from functools import reduce
@@ -1709,7 +1710,7 @@ def get_global_barrier_order(kernel):
     visited = set()
     visiting = set()
 
-    for prev_barrier, barrier in zip(barriers, barriers[1:]):
+    for prev_barrier, barrier in itertools.pairwise(barriers):
         # Check if prev_barrier is reachable from barrier.
         stack = [barrier]
         visited.discard(prev_barrier)

loopy/schedule/tools.py

@@ -61,6 +61,7 @@
 """
 
 import enum
+import itertools
 from dataclasses import dataclass
 from functools import cached_property, reduce
 from typing import TYPE_CHECKING, AbstractSet, Sequence
@@ -752,7 +753,7 @@ def separate_loop_nest(
 
     loop_nests = sorted(loop_nests, key=lambda nest: tree.depth(nest))
 
-    for outer, inner in zip(loop_nests[:-1], loop_nests[1:]):
+    for outer, inner in itertools.pairwise(loop_nests):
         if outer != tree.parent(inner):
             raise LoopyError(f"Cannot schedule loop nest {inames_to_separate} "
                              f" in the nesting tree:\n{tree}")
@@ -846,7 +847,7 @@ def _update_nesting_constraints(
         priorities cannot be met.
         """
         for priority in priorities:
-            for outer_iname, inner_iname in zip(priority[:-1], priority[1:]):
+            for outer_iname, inner_iname in itertools.pairwise(priority):
                 if inner_iname not in iname_to_tree_node_id:
                     cannot_satisfy_callback(f"Cannot enforce the constraint:"
                                             f" {inner_iname} to be nested within"
@@ -929,7 +930,7 @@ def _raise_loopy_err(x):
         new_tree = new_tree.add_node(ordered_nest[0],
                                      parent=old_to_new_parent[not_none(loop_nest_tree
                                                               .parent(current_nest))])
-        for new_parent, new_child in zip(ordered_nest[:-1], ordered_nest[1:]):
+        for new_parent, new_child in itertools.pairwise(ordered_nest):
             new_tree = new_tree.add_node(node=new_child, parent=new_parent)
 
         old_to_new_parent[current_nest] = ordered_nest[-1]

pyproject.toml

@@ -11,7 +11,7 @@ license = { text = "MIT" }
 authors = [
     { name = "Andreas Kloeckner", email = "inform@tiker.net" },
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.10"
 classifiers = [
     "Development Status :: 4 - Beta",
     "Intended Audience :: Developers",
@@ -50,14 +50,14 @@ pyopencl = [
     "pyopencl>=2022.3",
 ]
 fortran = [
-    # Note that this is *not* regular 'f2py2e', this is
-    # the Fortran parser from the (unfinished) third-edition
-    # f2py, as linked below. This package is not on the package index, AFAIK.
-    # -AK, 2024-08-02
-    "f2py @ git+https://github.com/pearu/f2py.git",
+    "fparser>=0.2.0",
     "ply>=3.6",
 ]
+
+[dependency-groups]
 dev = [
+    # https://github.com/astral-sh/ruff/issues/16943
+    "ruff!=0.11.1,!=0.11.2",
     "mypy",
     "types-colorama",
     "types-Pygments",
@@ -116,6 +116,10 @@ extend-ignore = [
     # FIXME
     "UP031", # .format instead of %s
     "UP032", # .format instead of %s
+    "B905",  # zip without strict
+    "UP035", # typing.Tuple
+    "UP006", # typing.Tuple
+    "UP007", # Union -> X|Y
 ]
 
 [tool.ruff.lint.per-file-ignores]