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-rwxr-xr-xPython/pywarpx/_libwarpx.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/Python/pywarpx/_libwarpx.py b/Python/pywarpx/_libwarpx.py
index 07caa6763..183fe315e 100755
--- a/Python/pywarpx/_libwarpx.py
+++ b/Python/pywarpx/_libwarpx.py
@@ -6,6 +6,9 @@ from ctypes.util import find_library
import numpy as np
from numpy.ctypeslib import ndpointer
+# --- Is there a better way of handling constants?
+clight = 2.99792458e+8 # m/s
+
def get_package_root():
'''
Get the path to the installation location (where libwarpx.so would be installed).