1 files changed, 8 insertions, 2 deletions
diff --git a/misc.py b/misc.py
index dcbd2f8..6594d0f 100644
--- a/misc.py
+++ b/misc.py
@@ -2,12 +2,18 @@ import os
 import numpy as np
 import datetime
 
-def np_time_convert(dt64):
+def np_time_convert(dt64, func=datetime.datetime.utcfromtimestamp):
     unix_epoch = np.datetime64(0, 's')
     one_second = np.timedelta64(1, 's')
     seconds_since_epoch = (dt64 - unix_epoch) / one_second
 
-    return datetime.datetime.utcfromtimestamp(seconds_since_epoch)
+    return func(seconds_since_epoch)
+
+def np_time_convert_offset(init, step):
+    return np_time_convert(init) + np_time_convert(step, func=lambda x: datetime.timedelta(seconds=x))
+
+def np_time_list_convert_offset(init, steps):
+    return list(map(lambda x: np_time_convert_offset(init, x), steps))
 
 def create_output_dir(path, clear=False):
     if not os.path.exists(path):