Make the output and build reproducible

pysal · Jul 30, 2016 · 010ff0a · 010ff0a
1 parent c5fa9a4
commit 010ff0a
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/pysal/core/IOHandlers/pyDbfIO.py b/pysal/core/IOHandlers/pyDbfIO.py
@@ -4,6 +4,8 @@
 import itertools
 from warnings import warn
 import pysal
+import os
+import time
 
 __author__ = "Charles R Schmidt <schmidtc@gmail.com>"
 __all__ = ['DBF']
@@ -272,7 +274,12 @@ def _writeHeader(self):
         POS = self.f.tell()
         self.f.seek(0)
         ver = 3
-        now = datetime.datetime.now()
+        if 'SOURCE_DATE_EPOCH' in os.environ:
+            now = datetime.datetime.utcfromtimestamp(
+                int(os.environ.get('SOURCE_DATE_EPOCH', time.time())),
+            )
+        else:
+            now = datetime.datetime.now()
         yr, mon, day = now.year - 1900, now.month, now.day
         numrec = self.numrec
         numfields = len(self.header)