fix: update channel ordering to reflecte priority

Signed-off-by: Seth Stadick <sstadick@gmail.com>

Author: sstadick

.github/workflows/build-pr.yml

@@ -27,7 +27,7 @@ jobs:
 
       - name: Build packages
         shell: bash
-        run: pixi run build-all --channel https://prefix.dev/modular-community --channel https://conda.modular.com/max
+        run: pixi run build-all
         env:
           RATTLER_BUILD_ENABLE_GITHUB_INTEGRATION: true
           RATTLER_BUILD_COLOR: always

.github/workflows/build-upload.yml

@@ -34,7 +34,7 @@ jobs:
 
       - name: Build packages
         shell: bash
-        run: pixi run build-all --channel https://prefix.dev/modular-community --channel https://conda.modular.com/max
+        run: pixi run build-all
         env:
           RATTLER_BUILD_ENABLE_GITHUB_INTEGRATION: true
           RATTLER_BUILD_COLOR: always

scripts/build-all.py

@@ -10,13 +10,19 @@
 import sys
 import os
 
+# Channels are in priority order
+DEFAULT_CHANNELS = [
+    "conda-forge",
+    "https://conda.modular.com/max",
+    "https://prefix.dev/modular-community",
+]
+
 
 def main() -> None:
     parser = argparse.ArgumentParser(description="Build all recipes.")
     parser.add_argument(
         "--channel",
         action="append",
-        required=True,
         help="The channels to use for building.",
     )
     parser.add_argument(
@@ -48,12 +54,17 @@ def main() -> None:
             "build",
         ]
 
-        for channel in args.channel:
+        for channel in DEFAULT_CHANNELS:
             command.extend(["--channel", channel])
+
+        if args.channel is not None:
+            for channel in args.channel:
+                if channel in DEFAULT_CHANNELS:
+                    continue
+                command.extend(["--channel", channel])
+
         command.extend(
             [
-                "--channel",
-                "conda-forge",
                 "--variant-config",
                 variant_config,
                 "--skip-existing=all",

scripts/common.py

@@ -49,7 +49,7 @@ def commit_push_changes(message: str, branch_name: str) -> None:
 
 
 def run_command_unchecked(command: list[str]) -> subprocess.CompletedProcess[Any]:
-    eprint(f'Run command: {" ".join(command)}')
+    eprint(f"Run command: {' '.join(command)}")
     result = subprocess.run(command, capture_output=True, text=True)
     return result