RKuttruff commented on code in PR #73:
URL:
https://github.com/apache/incubator-sdap-ingester/pull/73#discussion_r1165855221
##########
granule_ingester/granule_ingester/processors/reading_processors/TileReadingProcessor.py:
##########
@@ -86,5 +86,12 @@ def _convert_spec_to_slices(spec):
def _convert_to_timestamp(times: xr.DataArray) -> xr.DataArray:
if times.dtype == np.float32:
return times
+ elif times.dtype.type == np.timedelta64: # If time is an array of
offsets from a fixed reference
+ reference = times.time.item() / 1e9 # Get the base time in
seconds
+
+ times = (times / 1e9).astype(int) # Convert offset array to
seconds
+ times = times.where(times != -9223372036854775808) # Replace NaT
values with NaN
Review Comment:
For reference to the big number here:
```python
>>> import numpy as np
>>>
>>> np.datetime64('NaT').astype(int)
-9223372036854775808
>>>
```
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