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-rw-r--r--numpy/lib/function_base.py12
1 files changed, 8 insertions, 4 deletions
diff --git a/numpy/lib/function_base.py b/numpy/lib/function_base.py
index d90c23bfe..fb5dd6fdd 100644
--- a/numpy/lib/function_base.py
+++ b/numpy/lib/function_base.py
@@ -4000,7 +4000,7 @@ def percentile(a,
With 'i' being the floor and 'g' the fractional part of the result.
.. math::
- i + g = (q - alpha) / ( n - alpha - beta + 1 )
+ i + g = q * ( n - alpha - beta + 1 ) + alpha
The different methods then work as follows
@@ -4279,7 +4279,7 @@ def quantile(a,
and alpha and beta are correction constants modifying i and j:
.. math::
- i + g = (q - alpha) / ( n - alpha - beta + 1 )
+ i + g = q * ( n - alpha - beta + 1 ) + alpha
The different methods then work as follows
@@ -5140,10 +5140,14 @@ def delete(arr, obj, axis=None):
single_value = False
_obj = obj
obj = np.asarray(obj)
+ # `size == 0` to allow empty lists similar to indexing, but (as there)
+ # is really too generic:
if obj.size == 0 and not isinstance(_obj, np.ndarray):
obj = obj.astype(intp)
- elif obj.size == 1 and not isinstance(_obj, bool):
- obj = obj.astype(intp).reshape(())
+ elif obj.size == 1 and obj.dtype.kind in "ui":
+ # For a size 1 integer array we can use the single-value path
+ # (most dtypes, except boolean, should just fail later).
+ obj = obj.item()
single_value = True
if single_value: