bug fix

notebooks/file_calibration.ipynb

@@ -1274,7 +1274,7 @@
     "        model=model, data=data_here, wgts=wgts_here, data_bls=data_bls, model_bls=model_bls, return_gains=False, \n",
     "        refpol='Jee', gain_ants=sol.gains.keys()\n",
     "    )\n",
-    "    delta_gains = {antpol: (np.ones_like(delta) if antpol[1] == 'Jee' else np.exp(1j * delta)) for (ant, pol) in sol.gains.keys()}\n",
+    "    delta_gains = {antpol: (np.ones_like(delta) if antpol[1] == 'Jee' else np.exp(1j * delta)) for antpol in sol.gains.keys()}\n",
     "    \n",
     "    # apply gains\n",
     "    # \\Delta = \\phi_e - \\phi_n, where V_{en}^{cal} = V_{en}^{uncal} * e^{i \\Delta} \n",