try/except multiprocessing availablity

Author: Cleveland

opppy/dump_utils.py

@@ -33,8 +33,11 @@
 from opppy.progress import progress
 
 USE_THREADS = not os.getenv("OPPPY_USE_THREADS", 'True').lower() in ('false', '0', 'f')
-if(USE_THREADS):
+try:
     from multiprocessing import Process, Manager
+except:
+    print("WARNING: multiprocessing module unavailable, turning off threads")
+    USE_THREADS = False
 
 
 def point_value_1d(data, x_key, value_key, x_value, method='nearest'):

opppy/output.py

@@ -33,8 +33,11 @@
 from opppy.progress import *
 
 USE_THREADS = not os.getenv("OPPPY_USE_THREADS", 'True').lower() in ('false', '0', 'f')
-if(USE_THREADS):
+try:
     from multiprocessing import Process, Manager
+except:
+    print("WARNING: multiprocessing module unavailable, turning off threads")
+    USE_THREADS = False
 
 
 

opppy/tally.py

@@ -33,10 +33,11 @@
 from opppy.output import *
 
 USE_THREADS = not os.getenv("OPPPY_USE_THREADS", 'True').lower() in ('false', '0', 'f')
-if(USE_THREADS):
+try:
     from multiprocessing import Process, Manager
-
-
+except:
+    print("WARNING: multiprocessing module unavailable, turning off threads")
+    USE_THREADS = False
 
 def append_tally_data(cycle_data, data, sort_key_string):
     '''