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Type annotations: Add & use Extrema type alias.

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This commit is contained in:
neiljp (Neil Pilgrim) 2017-08-19 11:04:28 -07:00
parent af87bfe1ef
commit 6d464c010b
2 changed files with 3 additions and 2 deletions
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4
PIL/Image.py
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@ -1262,7 +1262,7 @@ class Image(object):
return self.im # could be abused return self.im # could be abused
def getextrema(self): def getextrema(self):
# type: () -> Tuple # type: () -> Extrema
""" """
Gets the the minimum and maximum pixel values for each band in Gets the the minimum and maximum pixel values for each band in
the image. the image.
@ -1338,7 +1338,7 @@ class Image(object):
return [i8(c) for c in x], [i8(c) for c in y] return [i8(c) for c in x], [i8(c) for c in y]
def histogram(self, mask=None, extrema=None): def histogram(self, mask=None, extrema=None):
# type: (Optional[Image], Optional[Any]) -> List[int] # type: (Optional[Image], Optional[Extrema]) -> List[int]
""" """
Returns a histogram for the image. The histogram is returned as Returns a histogram for the image. The histogram is returned as
a list of pixel counts, one for each pixel value in the source a list of pixel counts, one for each pixel value in the source

1
PIL/aliases.py
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@ -8,4 +8,5 @@ Size = XY # NOTE: All XY aliases will be interchangeable
Matrix4 = Tuple[float, float, float, float] Matrix4 = Tuple[float, float, float, float]
Matrix12 = Tuple[float, float, float, float, float, float, float, float, float, float, float, float] Matrix12 = Tuple[float, float, float, float, float, float, float, float, float, float, float, float]
Mode = str Mode = str
Extrema = Union[Tuple[Any, Any], Tuple[Tuple[Any, Any], ...]] # Any -> float?