Support 313

.github/workflows/tests.yml

@@ -98,7 +98,7 @@ jobs:
         echo "MOD_DPATH = $MOD_DPATH"
         python -m pytest --verbose --cov=line_profiler $MOD_DPATH ../tests
         cd ..
-    - uses: actions/upload-artifact@v4.3.1
+    - uses: actions/upload-artifact@v4.4.0
       name: Upload sdist artifact
       with:
         name: sdist_wheels
@@ -123,16 +123,17 @@ jobs:
         - ubuntu-latest
         - macOS-latest
         - windows-latest
-        cibw_skip:
-        - '*-win32'
+        #cibw_skip:
+        #- '*-win32'
         arch:
         - auto
     steps:
     - name: Checkout source
       uses: actions/checkout@v4.1.1
     - name: Enable MSVC 64bit
       uses: ilammy/msvc-dev-cmd@v1
-      if: matrix.os == 'windows-latest' && ${{ contains(matrix.cibw_skip, '*-win32') }}
+      #if: matrix.os == 'windows-latest' && ${{ contains(matrix.cibw_skip, '*-win32') }}
+      if: matrix.os == 'windows-latest'
     - name: Set up QEMU
       uses: docker/setup-qemu-action@v3.0.0
       if: runner.os == 'Linux' && matrix.arch != 'auto'
@@ -144,7 +145,7 @@ jobs:
         output-dir: wheelhouse
         config-file: pyproject.toml
       env:
-        CIBW_SKIP: ${{ matrix.cibw_skip }}
+        #CIBW_SKIP: ${{ matrix.cibw_skip }}
         CIBW_ARCHS_LINUX: ${{ matrix.arch }}
     - name: Show built files
       shell: bash
@@ -182,7 +183,7 @@ jobs:
       with:
         file: ./coverage.xml
         token: ${{ secrets.CODECOV_TOKEN }}
-    - uses: actions/upload-artifact@v4.3.1
+    - uses: actions/upload-artifact@v4.4.0
       name: Upload wheels artifact
       with:
         name: wheels-${{ matrix.os }}-${{ matrix.arch }}
@@ -216,23 +217,23 @@ jobs:
           install-extras: tests-strict,runtime-strict
           os: windows-latest
           arch: auto
-        - python-version: '3.12'
+        - python-version: 3.13.0-rc.2
           install-extras: tests-strict,runtime-strict,optional-strict
           os: ubuntu-latest
           arch: auto
-        - python-version: '3.12'
+        - python-version: 3.13.0-rc.2
           install-extras: tests-strict,runtime-strict,optional-strict
           os: macOS-latest
           arch: auto
-        - python-version: '3.12'
+        - python-version: 3.13.0-rc.2
           install-extras: tests-strict,runtime-strict,optional-strict
           os: windows-latest
           arch: auto
-        - python-version: '3.12'
+        - python-version: 3.13.0-rc.2
           install-extras: tests
           os: macOS-latest
           arch: auto
-        - python-version: '3.12'
+        - python-version: 3.13.0-rc.2
           install-extras: tests
           os: windows-latest
           arch: auto
@@ -256,6 +257,10 @@ jobs:
           install-extras: tests,optional
           os: ubuntu-latest
           arch: auto
+        - python-version: 3.13.0-rc.2
+          install-extras: tests,optional
+          os: ubuntu-latest
+          arch: auto
         - python-version: '3.8'
           install-extras: tests,optional
           os: macOS-latest
@@ -276,6 +281,10 @@ jobs:
           install-extras: tests,optional
           os: macOS-latest
           arch: auto
+        - python-version: 3.13.0-rc.2
+          install-extras: tests,optional
+          os: macOS-latest
+          arch: auto
         - python-version: '3.8'
           install-extras: tests,optional
           os: windows-latest
@@ -296,6 +305,10 @@ jobs:
           install-extras: tests,optional
           os: windows-latest
           arch: auto
+        - python-version: 3.13.0-rc.2
+          install-extras: tests,optional
+          os: windows-latest
+          arch: auto
     steps:
     - name: Checkout source
       uses: actions/checkout@v4.1.1
@@ -311,7 +324,7 @@ jobs:
       uses: actions/setup-python@v5.1.1
       with:
         python-version: ${{ matrix.python-version }}
-    - uses: actions/download-artifact@v4.1.2
+    - uses: actions/download-artifact@v4.1.8
       name: Download wheels
       with:
         pattern: wheels-*
@@ -407,13 +420,13 @@ jobs:
     steps:
     - name: Checkout source
       uses: actions/checkout@v4.1.1
-    - uses: actions/download-artifact@v4.1.2
+    - uses: actions/download-artifact@v4.1.8
       name: Download wheels
       with:
         pattern: wheels-*
         merge-multiple: true
         path: wheelhouse
-    - uses: actions/download-artifact@v4.1.2
+    - uses: actions/download-artifact@v4.1.8
       name: Download sdist
       with:
         name: sdist_wheels
@@ -462,7 +475,7 @@ jobs:
         ots stamp wheelhouse/*.whl wheelhouse/*.tar.gz wheelhouse/*.asc
         ls -la wheelhouse
         twine upload --username __token__ --password "$TWINE_PASSWORD" --repository-url "$TWINE_REPOSITORY_URL" wheelhouse/*.whl wheelhouse/*.tar.gz --skip-existing --verbose || { echo "failed to twine upload" ; exit 1; }
-    - uses: actions/upload-artifact@v4.3.1
+    - uses: actions/upload-artifact@v4.4.0
       name: Upload deploy artifacts
       with:
         name: deploy_artifacts
@@ -482,13 +495,13 @@ jobs:
     steps:
     - name: Checkout source
       uses: actions/checkout@v4.1.1
-    - uses: actions/download-artifact@v4.1.2
+    - uses: actions/download-artifact@v4.1.8
       name: Download wheels
       with:
         pattern: wheels-*
         merge-multiple: true
         path: wheelhouse
-    - uses: actions/download-artifact@v4.1.2
+    - uses: actions/download-artifact@v4.1.8
       name: Download sdist
       with:
         name: sdist_wheels
@@ -537,7 +550,7 @@ jobs:
         ots stamp wheelhouse/*.whl wheelhouse/*.tar.gz wheelhouse/*.asc
         ls -la wheelhouse
         twine upload --username __token__ --password "$TWINE_PASSWORD" --repository-url "$TWINE_REPOSITORY_URL" wheelhouse/*.whl wheelhouse/*.tar.gz --skip-existing --verbose || { echo "failed to twine upload" ; exit 1; }
-    - uses: actions/upload-artifact@v4.3.1
+    - uses: actions/upload-artifact@v4.4.0
       name: Upload deploy artifacts
       with:
         name: deploy_artifacts
@@ -558,7 +571,7 @@ jobs:
     steps:
     - name: Checkout source
       uses: actions/checkout@v4.1.1
-    - uses: actions/download-artifact@v4.1.2
+    - uses: actions/download-artifact@v4.1.8
       name: Download artifacts
       with:
         name: deploy_artifacts

CHANGELOG.rst

@@ -6,6 +6,7 @@ Changes
 * FIX: Fix issue with auto-profile of editable installs #279
 * FIX: Lookup OP-codes instead of hard coding them #284
 * CHANGE: Drop support for Python 3.6 and Python 3.7
+* ENH: Add support for Python 3.13
 
 4.1.3
 ~~~~~

line_profiler/_line_profiler.pyx

@@ -222,6 +222,8 @@ cdef class LineProfiler:
         self.code_hash_map = {}
         self.dupes_map = {}
         self.timer_unit = hpTimerUnit()
+        # Create a data store for thread-local objects
+        # https://docs.python.org/3/library/threading.html#thread-local-data
         self.threaddata = threading.local()
 
         for func in functions:

line_profiler/autoprofile/autoprofile.py

@@ -91,4 +91,5 @@ def run(script_file, ns, prof_mod, profile_imports=False):
     tree_profiled = AstTreeProfiler(script_file, prof_mod, profile_imports).profile()
 
     _extend_line_profiler_for_profiling_imports(ns[PROFILER_LOCALS_NAME])
-    exec(compile(tree_profiled, script_file, 'exec'), ns, ns)
+    code_obj = compile(tree_profiled, script_file, 'exec')
+    exec(code_obj, ns, ns)

line_profiler/line_profiler.py

@@ -432,9 +432,17 @@ def show_func(filename, start_lineno, func_name, timings, unit,
     else:
         for lineno, line in zip(linenos, sublines):
             nhits, time, per_hit, percent = display.get(lineno, empty)
-            txt = template % (lineno, nhits, time, per_hit, percent,
-                              line.rstrip('\n').rstrip('\r'))
-            stream.write(txt)
+            line_ = line.rstrip('\n').rstrip('\r')
+            txt = template % (lineno, nhits, time, per_hit, percent, line_)
+            try:
+                stream.write(txt)
+            except UnicodeEncodeError:
+                # todo: better handling of windows encoding issue
+                # for now just work around it
+                line_ = 'UnicodeEncodeError - help wanted for a fix'
+                txt = template % (lineno, nhits, time, per_hit, percent, line_)
+                stream.write(txt)
+
             stream.write('\n')
     stream.write('\n')
 

pyproject.toml

@@ -35,7 +35,8 @@ omit =[
 ]
 
 [tool.cibuildwheel]
-build = "cp38-* cp39-* cp310-* cp311-* cp312-*"
+build = "cp38-* cp39-* cp310-* cp311-* cp312-* cp313-*"
+skip = ["*-win32", "cp313-musllinux_i686"]
 build-frontend = "build"
 build-verbosity = 1
 #test-requires = [ "-r requirements/tests-strict.txt",]

run_tests.py

@@ -141,17 +141,26 @@ def main():
     else:
         print(f'[run_tests] No installed version of {package_name} found')
 
+    # disable coverage in cibuildwheel for now
+    use_coverage = not is_cibuildwheel()
+
     try:
         import pytest
-        pytest_args = [
-            '--cov-config', os.fspath(pyproject_fpath),
-            '--cov-report', 'html',
-            '--cov-report', 'term',
-            '--cov-report', 'xml',
-            '--cov=' + package_name,
+        pytest_args = []
+
+        if use_coverage:
+            pytest_args += [
+                '--cov-config', os.fspath(pyproject_fpath),
+                '--cov-report', 'html',
+                '--cov-report', 'term',
+                '--cov-report', 'xml',
+                '--cov=' + package_name,
+            ]
+
+        pytest_args += [
             os.fspath(modpath), os.fspath(test_dir)
         ]
-        if is_cibuildwheel():
+        if is_cibuildwheel() and use_coverage:
             pytest_args.append('--cov-append')
 
         pytest_args = pytest_args + sys.argv[1:]
@@ -163,7 +172,7 @@ def main():
         retcode = 1
     finally:
         os.chdir(orig_cwd)
-        if is_cibuildwheel():
+        if is_cibuildwheel() and use_coverage:
             # for CIBW under linux
             copy_coverage_cibuildwheel_docker(f'/home/runner/work/{package_name}/{package_name}')
         print('[run_tests] Restoring cwd = {!r}'.format(orig_cwd))

setup.py

@@ -294,6 +294,7 @@ def run_cythonize(force=False):
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',
         'Programming Language :: Python :: 3.12',
+        'Programming Language :: Python :: 3.13',
         'Programming Language :: Python :: Implementation :: CPython',
         'Topic :: Software Development',
     ]

tests/test_autoprofile.py

@@ -313,15 +313,22 @@ def test_autoprofile_script_with_prof_imports():
     #     pytest.skip('Failing due to the noop bug')
 
     args = [sys.executable, '-m', 'kernprof', '--prof-imports', '-p', 'script.py', '-l', os.fspath(script_fpath)]
-    proc = ub.cmd(args, cwd=temp_dpath, verbose=2)
+    proc = ub.cmd(args, cwd=temp_dpath, verbose=0)
+    print('Kernprof Stdout:')
     print(proc.stdout)
+    print('Kernprof Stderr:')
     print(proc.stderr)
+    print('About to check kernprof return code')
     proc.check_returncode()
 
     args = [sys.executable, '-m', 'line_profiler', os.fspath(script_fpath) + '.lprof']
-    proc = ub.cmd(args, cwd=temp_dpath)
+    proc = ub.cmd(args, cwd=temp_dpath, verbose=0)
     raw_output = proc.stdout
+    print('Line_profile Stdout:')
     print(raw_output)
+    print('Line_profile Stderr:')
+    print(proc.stderr)
+    print('About to check line_profiler return code')
     proc.check_returncode()
 
     assert 'Function: add_one' in raw_output

tests/test_explicit_profile.py

@@ -34,9 +34,9 @@ def _demo_explicit_profile_script():
         @profile
         def fib(n):
             a, b = 0, 1
-            while a < n:
+            for _ in range(n):
                 a, b = b, a + b
-
+            return a
         fib(10)
         ''')