Merge pull request #182 from douglasdavis/add-ndim-propety

Add ndim property and fix empty chunk return
scikit-hep · Aug 27, 2019 · a9604bb · a9604bb
2 parents 423ca48 + af418a3
commit a9604bb
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Showing 3 changed files with 6 additions and 1 deletion.
diff --git a/awkward/array/base.py b/awkward/array/base.py
@@ -121,6 +121,10 @@ def dtype(self):
     def shape(self):
         return self.type.shape
 
+    @property
+    def ndim(self):
+        return len(self.shape)
+
     def _try_tolist(self, x):
         try:
             return x.tolist()

diff --git a/awkward/array/chunked.py b/awkward/array/chunked.py
@@ -726,6 +726,7 @@ def _util_columns(self, seen):
             self.knowchunksizes(chunkid + 1)
             if self._chunksizes[chunkid] > 0:
                 return self._util_columns_descend(self._chunks[chunkid], seen)
+        return []
 
     def _util_rowname(self, seen):
         if id(self) in seen:

diff --git a/awkward/version.py b/awkward/version.py
@@ -4,7 +4,7 @@
 
 import re
 
-__version__ = "0.12.6"
+__version__ = "0.12.7"
 version = __version__
 version_info = tuple(re.split(r"[-\.]", __version__))