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authorMarten van Kerkwijk <mhvk@astro.utoronto.ca>2017-11-30 09:46:09 -0500
committerGitHub <noreply@github.com>2017-11-30 09:46:09 -0500
commit2c310911fa0e8fea0e4f237736fd28de97ebb4d0 (patch)
tree55d1fbc4626875e1bc8116d53f337bc9977621ca /numpy/core/arrayprint.py
parent1bef8624bbaa4753ffd3c5bf73fadc5b5f2f6de8 (diff)
parentdcc919c7fbfbb5574a1a8b676566d06cbffa070a (diff)
downloadnumpy-2c310911fa0e8fea0e4f237736fd28de97ebb4d0.tar.gz
Merge pull request #10131 from eric-wieser/fix-array2string-asarray
BUG: Fix downcasting in _array2string
Diffstat (limited to 'numpy/core/arrayprint.py')
-rw-r--r--numpy/core/arrayprint.py6
1 files changed, 4 insertions, 2 deletions
diff --git a/numpy/core/arrayprint.py b/numpy/core/arrayprint.py
index e4be810b9..e4a048a42 100644
--- a/numpy/core/arrayprint.py
+++ b/numpy/core/arrayprint.py
@@ -427,12 +427,14 @@ def _recursive_guard(fillvalue='...'):
# gracefully handle recursive calls, when object arrays contain themselves
@_recursive_guard()
def _array2string(a, options, separator=' ', prefix=""):
+ # The formatter __init__s cannot deal with subclasses yet
+ data = asarray(a)
+
if a.size > options['threshold']:
summary_insert = "..."
- data = _leading_trailing(a)
+ data = _leading_trailing(data)
else:
summary_insert = ""
- data = asarray(a)
# find the right formatting function for the array
format_function = _get_format_function(data, **options)