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58 lines
1.9 KiB
Python
58 lines
1.9 KiB
Python
# Copyright 2026 The TensorFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ==============================================================================
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"""
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Repository rule to set python version and wheel name.
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Version can be set via build parameter "--repo_env=TF_PYTHON_VERSION=3.10"
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Defaults to 3.10.
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To set wheel name, add "--repo_env=WHEEL_NAME=tensorflow_cpu"
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"""
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VERSIONS = ["3.10", "3.11", "3.12", "3.13", "3.14"]
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DEFAULT_VERSION = "3.11"
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WARNING = """
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TF_PYTHON_VERSION environment variable was not set correctly; using Python {}.
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To set Python version, run:
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export TF_PYTHON_VERSION=3.11
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""".format(DEFAULT_VERSION)
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content = """
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TF_PYTHON_VERSION = "{}"
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HERMETIC_PYTHON_VERSION = "{}"
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WHEEL_NAME = "{}"
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WHEEL_COLLAB = "{}"
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"""
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def _python_repository_impl(repository_ctx):
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repository_ctx.file("BUILD", "")
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version = repository_ctx.os.environ.get("TF_PYTHON_VERSION", "")
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wheel_name = repository_ctx.os.environ.get("WHEEL_NAME", "tensorflow")
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wheel_collab = repository_ctx.os.environ.get("WHEEL_COLLAB", False)
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if version not in VERSIONS:
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print(WARNING) # buildifier: disable=print
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version = DEFAULT_VERSION
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repository_ctx.file(
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"py_version.bzl",
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content.format(version, version, wheel_name, wheel_collab),
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)
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python_repository = repository_rule(
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implementation = _python_repository_impl,
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environ = ["TF_PYTHON_VERSION", "WHEEL_NAME", "WHEEL_COLLAB"],
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)
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