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-rw-r--r--numpy/core/fromnumeric.py14
1 files changed, 9 insertions, 5 deletions
diff --git a/numpy/core/fromnumeric.py b/numpy/core/fromnumeric.py
index a2159405c..58f8696d2 100644
--- a/numpy/core/fromnumeric.py
+++ b/numpy/core/fromnumeric.py
@@ -1667,11 +1667,15 @@ def clip(a, a_min, a_max, out=None):
----------
a : array_like
Array containing elements to clip.
- a_min : scalar or array_like
- Minimum value.
- a_max : scalar or array_like
- Maximum value. If `a_min` or `a_max` are array_like, then the
- three arrays will be broadcasted to match their shapes.
+ a_min : scalar or array_like or `None`
+ Minimum value. If `None`, clipping is not performed on lower
+ interval edge. Not more than one of `a_min` and `a_max` may be
+ `None`.
+ a_max : scalar or array_like or `None`
+ Maximum value. If `None`, clipping is not performed on upper
+ interval edge. Not more than one of `a_min` and `a_max` may be
+ `None`. If `a_min` or `a_max` are array_like, then the three
+ arrays will be broadcasted to match their shapes.
out : ndarray, optional
The results will be placed in this array. It may be the input
array for in-place clipping. `out` must be of the right shape