1 files changed, 59 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/py-dm-tree/package.py b/var/spack/repos/builtin/packages/py-dm-tree/package.py
new file mode 100644
index 0000000000..db112aaa5b
--- /dev/null
+++ b/var/spack/repos/builtin/packages/py-dm-tree/package.py
@@ -0,0 +1,59 @@
+# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+import tempfile
+
+
+class PyDmTree(PythonPackage):
+    """tree is a library for working with nested data structures. In a
+    way, tree generalizes the builtin map() function which only
+    supports flat sequences, and allows to apply a function to each
+    leaf preserving the overall structure."""
+
+    homepage = "https://github.com/deepmind/tree"
+    pypi = "dm-tree/dm-tree-0.1.5.tar.gz"
+
+    maintainers = ['aweits']
+
+    version('0.1.5', sha256='a951d2239111dfcc468071bc8ff792c7b1e3192cab5a3c94d33a8b2bda3127fa')
+
+    depends_on('py-setuptools', type='build')
+    depends_on('bazel', type='build')
+    depends_on('py-six@1.12.0:', type=('build', 'run'))
+
+    @run_after('install')
+    def clean(self):
+        remove_linked_tree(self.tmp_path)
+
+    def patch(self):
+        self.tmp_path = tempfile.mkdtemp(dir='/tmp', prefix='spack')
+        env['TEST_TMPDIR'] = self.tmp_path
+        env['HOME'] = self.tmp_path
+        args = [
+            # Don't allow user or system .bazelrc to override build settings
+            "'--nohome_rc',\n",
+            "'--nosystem_rc',\n",
+            # Bazel does not work properly on NFS, switch to /tmp
+            "'--output_user_root={0}',\n".format(self.tmp_path),
+            "'build',\n",
+            # Spack logs don't handle colored output well
+            "'--color=no',\n",
+            "'--jobs={0}',\n".format(make_jobs),
+            # Enable verbose output for failures
+            "'--verbose_failures',\n",
+            # Show (formatted) subcommands being executed
+            "'--subcommands=pretty_print',\n",
+            "'--spawn_strategy=local',\n",
+            # Ask bazel to explain what it's up to
+            # Needs a filename as argument
+            "'--explain=explainlogfile.txt',\n",
+            # Increase verbosity of explanation,
+            "'--verbose_explanations',\n",
+            # bazel uses system PYTHONPATH instead of spack paths
+            "'--action_env', 'PYTHONPATH={0}',\n".format(env['PYTHONPATH']),
+        ]
+        filter_file("'build',",
+                    ' '.join(args),
+                    'setup.py')