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-rw-r--r--numpy/core/arrayprint.py7
1 files changed, 5 insertions, 2 deletions
diff --git a/numpy/core/arrayprint.py b/numpy/core/arrayprint.py
index 46fbc9e5d..b8e60562f 100644
--- a/numpy/core/arrayprint.py
+++ b/numpy/core/arrayprint.py
@@ -93,8 +93,11 @@ def set_printoptions(precision=None, threshold=None, edgeitems=None,
The number of characters per line for the purpose of inserting
line breaks (default 75).
suppress : bool, optional
- Whether or not suppress printing of small floating point values
- using scientific notation (default False).
+ If True, always print floating point numbers using fixed point
+ notation, in which case numbers equal to zero in the current precision
+ will print as zero. If False, then scientific notation is used when
+ absolute value of the smallest number is < 1e-4 or the ratio of the
+ maximum absolute value to the minimum is > 1e3. The default is False.
nanstr : str, optional
String representation of floating point not-a-number (default nan).
infstr : str, optional