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[JAX] xla_home logging during JAX build #2232

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[JAX] xla_home logging during JAX build #2232

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2dba9cf
xla_home logging
jberchtold-nvidia Oct 3, 2025
b455f7a
fix
jberchtold-nvidia Oct 3, 2025
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6 changes: 4 additions & 2 deletions build_tools/jax.py
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Original file line number Diff line number Diff line change
Expand Up @@ -36,15 +36,17 @@ def xla_path() -> str:
from jax.extend import ffi # pylint: disable=ungrouped-imports

except ImportError:
print("Could not import jax. Looking for XLA source in $XLA_HOME or /opt/xla")
if os.getenv("XLA_HOME"):
xla_home = Path(os.getenv("XLA_HOME"))
xla_home = Path(os.getenv("XLA_HOME").strip())
else:
xla_home = "/opt/xla"
else:
xla_home = ffi.include_dir()
print(f"Found XLA source in {xla_home}")

if not os.path.isdir(xla_home):
raise FileNotFoundError("Could not find xla source.")
raise FileNotFoundError(f"Could not find xla source. Searched: {xla_home}")
return xla_home


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