Fix more small bugs

bilby/core/sampler/ptemcee.py

@@ -369,7 +369,7 @@ class Ptemcee(MCMCSampler):
         return pos0
 
     def setup_sampler(self):
-        """ Either initialize the sampelr or read in the resume file """
+        """ Either initialize the sampler or read in the resume file """
         import ptemcee
 
         if os.path.isfile(self.resume_file) and self.resume is True:
@@ -617,6 +617,7 @@ class Ptemcee(MCMCSampler):
             self.search_parameter_keys,
             self.resume_file,
             self.log_likelihood_array,
+            self.log_posterior_array,
             self.chain_array,
             self.pos0,
             self.beta_list,
@@ -951,6 +952,7 @@ def checkpoint(
     search_parameter_keys,
     resume_file,
     log_likelihood_array,
+    log_posterior_array,
     chain_array,
     pos0,
     beta_list,
@@ -984,6 +986,7 @@ def checkpoint(
         Q_list=Q_list,
         time_per_check=time_per_check,
         log_likelihood_array=log_likelihood_array,
+        log_posterior_array=log_posterior_array,
         chain_array=chain_array,
         pos0=pos0,
     )
@@ -1070,7 +1073,7 @@ def plot_mean_log_posterior(mean_log_posterior, outdir, label):
     fig, ax = plt.subplots()
     idxs = np.arange(nsteps)
     ax.plot(idxs, mean_log_posterior.T)
-    ax.set(xlabel="Iteration", ylabel=r"$\langle\log\mathcal{L}\rangle$",
+    ax.set(xlabel="Iteration", ylabel=r"$\langle\mathrm{log-posterior}\rangle$",
            ylim=(ymin, ymax))
     fig.tight_layout()
     fig.savefig("{}/{}_checkpoint_meanlogposterior.png".format(outdir, label))