Do not create `SHPC_{orient}_all_dates`

Create `SHPC_{orient}` before the loop on dates.

Inst_eddies/inst_eddies_in.py

@@ -58,8 +58,8 @@ else:
     last_date = my_date
 
 for orient in ["cyclo", "anti"]:
-    if os.access(f"SHPC_{orient}_all_dates", os.F_OK):
-        shutil.rmtree(f"SHPC_{orient}_all_dates")
+    if os.access(f"SHPC_{orient}", os.F_OK): shutil.rmtree(f"SHPC_{orient}")
+    os.mkdir(f"SHPC_{orient}")
 
 perf_report = open("perf_report.csv", "w", newline='')
 writer = csv.writer(perf_report, lineterminator = "\n")
@@ -83,8 +83,6 @@ while True:
         nc_file = "unpacked.nc"
         os.symlink(nc_file, "h.nc")
         os.symlink(nc_file, "uv.nc")
-        os.mkdir("SHPC_cyclo")
-        os.mkdir("SHPC_anti")
         elapsed_NCO = time.perf_counter() - my_pc
         
         with open("main_nml.txt") as nml_file:
@@ -101,18 +99,10 @@ while True:
     my_pc = time.perf_counter()
     
     for orient in ["cyclo", "anti"]:
-        if os.access(f"SHPC_{orient}_all_dates", os.F_OK):
-            if os.access(f"SHPC_{orient}", os.F_OK):
-                shutil.rmtree(f"SHPC_{orient}")
-
-            with open(f"SHPC_{orient}_all_dates/ishape_last.txt", "a") as \
-                 ishape_last, \
-                 shapefile.Reader(f"SHPC_{orient}_all_dates/extremum") as shpr:
-                n_shapes = len(shpr)
-                ishape_last.write(str(n_shapes - 1) + "\n")
-        else:
-            if os.access(f"SHPC_{orient}", os.F_OK):
-                os.rename(f"SHPC_{orient}", f"SHPC_{orient}_all_dates")
+        with open(f"SHPC_{orient}/ishape_last.txt", "a") as ishape_last, \
+             shapefile.Reader(f"SHPC_{orient}/extremum") as shpr:
+            n_shapes = len(shpr)
+            ishape_last.write(str(n_shapes - 1) + "\n")
 
     elapsed_cat = time.perf_counter() - my_pc
     writer.writerow([my_date, elapsed_NCO, elapsed_Fortran, elapsed_cat])