adding plots for parity violation waveform

birefringence-waveform/birefringence_waveform.py

+from pycbc.waveform import get_fd_waveform
+#import numpy as np
+#import pycbc.conversions
+import lal
+import pycbc.waveform
+
+def IMRPhenomParity(parity_Amu, **kwds):
+
+    if 'approximant' in kwds:
+        kwds.pop("approximant")
+    hp, hc = get_fd_waveform(approximant="IMRPhenomXPHM", **kwds)
+
+    temp =  parity_Amu / 1e9 / lal.QE_SI * lal.H_SI * lal.PI * lal.PI / lal.H0_SI
+
+    hp_parity = hp + hc * temp * hp.sample_frequencies **2
+    hc_parity = hc - hp * temp * hp.sample_frequencies **2
+
+    return hp_parity, hc_parity
+
+
+pycbc.waveform.add_custom_waveform('IMRPhenomParity', IMRPhenomParity, 'frequency', force=True)
\ No newline at end of file

birefringence-waveform/printwfname.py

+import birefringence_waveform
+
+from pycbc.waveform import fd_approximants
+
+# List of fd approximants that are currently available
+print(fd_approximants())