From ee546cd788e8ca57f79723729bfc94bb9dd35869 Mon Sep 17 00:00:00 2001
From: Tom <thomas.hodson@ecmwf.int>
Date: Wed, 19 Feb 2025 17:22:53 +0000
Subject: [PATCH] A version that works on windows

---
 .github/workflows/build_wheels.yml  | 10 +++++-----
 .github/workflows/update_version.py | 30 +++++++++++++++++++++++++++++
 .github/workflows/update_version.sh |  2 --
 3 files changed, 35 insertions(+), 7 deletions(-)
 create mode 100755 .github/workflows/update_version.py
 delete mode 100755 .github/workflows/update_version.sh

diff --git a/.github/workflows/build_wheels.yml b/.github/workflows/build_wheels.yml
index b9ce0df..428dd22 100644
--- a/.github/workflows/build_wheels.yml
+++ b/.github/workflows/build_wheels.yml
@@ -36,7 +36,7 @@ jobs:
         with:
           python-version: 3.x
       - name: Set cargo version from tag
-        run: .github/workflows/update_version.sh
+        run: python .github/workflows/update_version.py
 
       - name: Build wheels
         uses: PyO3/maturin-action@v1
@@ -70,7 +70,7 @@ jobs:
         with:
           python-version: 3.x
       - name: Set cargo version from tag
-        run: .github/workflows/update_version.sh
+        run: python .github/workflows/update_version.py
 
       - name: Build wheels
         uses: PyO3/maturin-action@v1
@@ -101,7 +101,7 @@ jobs:
           python-version: 3.x
           architecture: ${{ matrix.platform.target }}
       - name: Set cargo version from tag
-        run: .github/workflows/update_version.sh
+        run: python .github/workflows/update_version.py
 
       - name: Build wheels
         uses: PyO3/maturin-action@v1
@@ -130,7 +130,7 @@ jobs:
         with:
           python-version: 3.x
       - name: Set cargo version from tag
-        run: .github/workflows/update_version.sh
+        run: python .github/workflows/update_version.py
       - name: Build wheels
         uses: PyO3/maturin-action@v1
         with:
@@ -148,7 +148,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Set cargo version from tag
-        run: .github/workflows/update_version.sh
+        run: python .github/workflows/update_version.py
       - name: Build sdist
         uses: PyO3/maturin-action@v1
         with:
diff --git a/.github/workflows/update_version.py b/.github/workflows/update_version.py
new file mode 100755
index 0000000..6b897f4
--- /dev/null
+++ b/.github/workflows/update_version.py
@@ -0,0 +1,30 @@
+import re
+import subprocess
+from pathlib import Path
+
+CARGO_TOML_PATH = Path("Cargo.toml")
+
+# Get the latest Git tag and strip the leading 'v' if present
+def get_git_version():
+    try:
+        version = subprocess.check_output(["git", "describe", "--tags", "--always"], text=True).strip()
+        version = re.sub(r"^v", "", version)  # Remove leading 'v'
+        return version
+    except subprocess.CalledProcessError:
+        raise RuntimeError("Failed to get Git tag. Make sure you have at least one tag in the repository.")
+
+# Update version in Cargo.toml
+def update_cargo_version(new_version):
+    cargo_toml = CARGO_TOML_PATH.read_text()
+
+    # Replace version in [package] section
+    updated_toml = re.sub(r'^version = "[^"]+"', f'version = "{new_version}"', cargo_toml, flags=re.MULTILINE)
+
+    CARGO_TOML_PATH.write_text(updated_toml)
+
+if __name__ == "__main__":
+    version = get_git_version()
+    print(f"Parsed version: {version}")
+
+    update_cargo_version(version)
+    print(f"Updated Cargo.toml with version: {version}")
\ No newline at end of file
diff --git a/.github/workflows/update_version.sh b/.github/workflows/update_version.sh
deleted file mode 100755
index b12be4a..0000000
--- a/.github/workflows/update_version.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-VERSION=$(git describe --tags --always | awk '{gsub(/^v/, ""); print}')
-perl -pi -e "s/^version = \"[^\"]+\"/version = \"$VERSION\"/" Cargo.toml