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from __future__ import print_function
from gem5_python_paths import extra_python_paths

# Check for recent-enough Python and SCons versions.
try:
    # Really old versions of scons only take two options for the
    # function, so check once without the revision and once with the
    # revision, the first instance will fail for stuff other than
    # 0.98, and the second will fail for 0.98.0
    EnsureSConsVersion(0, 98)
    EnsureSConsVersion(0, 98, 1)
except SystemExit, e:
    print("""
For more details, see:
    http://gem5.org/Dependencies
""")
    raise

# pybind11 requires python 2.7
try:
    EnsurePythonVersion(2, 7)
except SystemExit, e:
    print ("""
You can use a non-default installation of the Python interpreter by
rearranging your PATH so that scons finds the non-default 'python' and
'python-config' first.

For more details, see:
    http://gem5.org/wiki/index.php/Using_a_non-default_Python_installation
""")
    raise

sys.path[1:1] = extra_python_paths