Namespace pypi (#227)

Bugfix to avoid bzlmod module namespace conflicts when integrating with
other repos.

BUILD.bazel

@@ -16,6 +16,6 @@ load("@python_versions//3.12:defs.bzl", compile_pip_requirements_3_12 = "compile
 
 compile_pip_requirements_3_12(
     name = "requirements_3_12",
-    src = "requirements.in",
+    src = "requirements_3_12.in",
     requirements_txt = "requirements_lock_3_12.txt",
 )

MODULE.bazel

@@ -32,11 +32,15 @@ python.toolchain(python_version = "3.12")
 use_repo(python, "python_3_12", "python_versions", "pythons_hub")
 
 pip = use_extension("@rules_python//python/extensions:pip.bzl", "pip")
+
+# The requirements_lock_3_12.txt file is auto-generated from requirements_3_12.in and statically checked in.
+# To regenerate it, run `bazel run //:requirements_3_12.update`.
 pip.parse(
-    download_only = True,
-    hub_name = "pypi",
+    # Hub names must be unique across Bazel modules. To avoid problems when integrating
+    # this module with others, namespace the hub name using the git repo name.
+    hub_name = "bedrock-rtl-pypi",
     # We need to use the same version here as in the `python.toolchain` call.
     python_version = "3.12",
     requirements_lock = "//:requirements_lock_3_12.txt",
 )
-use_repo(pip, "pypi")
+use_repo(pip, "bedrock-rtl-pypi")

python/eccgen/BUILD.bazel

@@ -19,7 +19,7 @@ package(default_visibility = ["//visibility:public"])
 py_library(
     name = "hsiao_secded",
     srcs = ["hsiao_secded.py"],
-    deps = ["@pypi//numpy:pkg"],
+    deps = ["@bedrock-rtl-pypi//numpy:pkg"],
 )
 
 py_binary(
@@ -31,7 +31,7 @@ py_binary(
     ],
     deps = [
         ":hsiao_secded",
-        "@pypi//jinja2:pkg",
+        "@bedrock-rtl-pypi//jinja2:pkg",
     ],
 )
 
@@ -40,7 +40,7 @@ py_test(
     srcs = ["hsiao_secded_test.py"],
     deps = [
         ":hsiao_secded",
-        "@pypi//numpy:pkg",
-        "@pypi//parameterized:pkg",
+        "@bedrock-rtl-pypi//numpy:pkg",
+        "@bedrock-rtl-pypi//parameterized:pkg",
     ],
 )

requirements_lock_3_12.txt

@@ -7,7 +7,7 @@
 jinja2==3.1.4 \
     --hash=sha256:4a3aee7acbbe7303aede8e9648d13b8bf88a429282aa6122a993f0ac800cb369 \
     --hash=sha256:bc5dd2abb727a5319567b7a813e6a2e7318c39f4f487cfe6c89c6f9c7d25197d
-    # via -r requirements.in
+    # via -r requirements_3_12.in
 markupsafe==3.0.2 \
     --hash=sha256:0bff5e0ae4ef2e1ae4fdf2dfd5b76c75e5c2fa4132d05fc1b0dabcd20c7e28c4 \
     --hash=sha256:0f4ca02bea9a23221c0182836703cbf8930c5e9454bacce27e767509fa286a30 \
@@ -127,8 +127,8 @@ numpy==2.1.3 \
     --hash=sha256:f55ba01150f52b1027829b50d70ef1dafd9821ea82905b63936668403c3b471e \
     --hash=sha256:f653490b33e9c3a4c1c01d41bc2aef08f9475af51146e4a7710c450cf9761598 \
     --hash=sha256:fa2d1337dc61c8dc417fbccf20f6d1e139896a30721b7f1e832b2bb6ef4eb6c4
-    # via -r requirements.in
+    # via -r requirements_3_12.in
 parameterized==0.9.0 \
     --hash=sha256:4e0758e3d41bea3bbd05ec14fc2c24736723f243b28d702081aef438c9372b1b \
     --hash=sha256:7fc905272cefa4f364c1a3429cbbe9c0f98b793988efb5bf90aac80f08db09b1
-    # via -r requirements.in
+    # via -r requirements_3_12.in