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authorTodd Gamblin <tgamblin@llnl.gov>2022-07-24 18:13:38 -0700
committerTodd Gamblin <tgamblin@llnl.gov>2022-07-31 13:29:20 -0700
commit357968469e9594af5f642299299d7532e472c45c (patch)
treeb2dabc0681097254da2c187096f7034157b29675 /lib
parentf27eeaa2e84de306266dac1332638bc0ae452073 (diff)
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black: bootstrap if black in `PATH` is too new
Previously we'd accept any version for bootstrapping black, but we need <= 21. - [x] modify bootstrapping code to check black version before accepting an executable from `PATH`.
Diffstat (limited to 'lib')
-rw-r--r--lib/spack/spack/bootstrap.py31
1 files changed, 27 insertions, 4 deletions
diff --git a/lib/spack/spack/bootstrap.py b/lib/spack/spack/bootstrap.py
index fa6a0e29c2..4acb8aa6f8 100644
--- a/lib/spack/spack/bootstrap.py
+++ b/lib/spack/spack/bootstrap.py
@@ -550,23 +550,30 @@ def ensure_module_importable_or_raise(module, abstract_spec=None):
raise ImportError(msg)
-def ensure_executables_in_path_or_raise(executables, abstract_spec):
+def ensure_executables_in_path_or_raise(executables, abstract_spec, cmd_check=None):
"""Ensure that some executables are in path or raise.
Args:
executables (list): list of executables to be searched in the PATH,
in order. The function exits on the first one found.
abstract_spec (str): abstract spec that provides the executables
+ cmd_check (object): callable predicate that takes a
+ ``spack.util.executable.Executable`` command and validate it. Should return
+ ``True`` if the executable is acceptable, ``False`` otherwise.
+ Can be used to, e.g., ensure a suitable version of the command before
+ accepting for bootstrapping.
Raises:
RuntimeError: if the executables cannot be ensured to be in PATH
Return:
Executable object
+
"""
cmd = spack.util.executable.which(*executables)
if cmd:
- return cmd
+ if not cmd_check or cmd_check(cmd):
+ return cmd
executables_str = ", ".join(executables)
@@ -827,8 +834,24 @@ def black_root_spec():
def ensure_black_in_path_or_raise():
"""Ensure that black is in the PATH or raise."""
- executable, root_spec = "black", black_root_spec()
- return ensure_executables_in_path_or_raise([executable], abstract_spec=root_spec)
+ root_spec = black_root_spec()
+
+ def check_black(black_cmd):
+ """Ensure sutable black version."""
+ try:
+ output = black_cmd("--version", output=str)
+ except Exception as e:
+ tty.debug("Error getting version of %s: %s" % (black_cmd, e))
+ return False
+
+ match = re.match("black, ([^ ]+)", output)
+ if not match:
+ return False
+
+ black_version = spack.version.Version(match.group(1))
+ return black_version.satisfies(spack.spec.Spec(root_spec).versions)
+
+ return ensure_executables_in_path_or_raise(["black"], root_spec, check_black)
def flake8_root_spec():