AMR/FF: Create output dir if needed

Author: rthedin

pyFAST/fastfarm/AMRWindSimulation.py

@@ -1,5 +1,5 @@
 import numpy as np
-from pathlib import Path
+import os
 
 class AMRWindSimulation:
     '''
@@ -363,12 +363,15 @@ def write_sampling_params(self, outdir=None):
         outdir: str
             Input file
         '''
-        outfile = Path(outdir, 'sampling_config.i')
-        if outfile.is_file():
+        outfile = os.path.join(outdir, 'sampling_config.i')
+        if not os.path.exists(outdir):
+            print(f'Path {outdir} does not exist. Creating it')
+            os.makedirs(outdir)
+        if os.path.isfile(outfile):
             raise FileExistsError(f"{str(outfile)} already exists! Aborting...")
 
         print(f"Writing to {outfile} ...")
-        with outfile.open("w") as out:
+        with open(outfile,"w") as out:
             # Write high-level info for sampling
             sampling_labels_str = " ".join(str(item) for item in self.sampling_labels)
             out.write(f"# Sampling info generated by AMRWindSamplingCreation.py\n")