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FIX Image import in plot_to_frame #194

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Merged
danielballan merged 1 commit into from
Nov 5, 2015
Merged

FIX Image import in plot_to_frame #194

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8 changes: 6 additions & 2 deletions pims/display.py
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Original file line number Diff line number Diff line change
Expand Up @@ -391,7 +391,11 @@ def plot_to_frame(fig, dpi, **imsave_kwargs):
pims.Frame object containing RGBA values (dtype uint8)
"""
if mpl is None:
raise ImportError('Module matplotlib not found')
raise ImportError("This feature requires matplotlib.")
try:
from PIL import Image
except ImportError:
raise ImportError("This feature requires PIL/Pillow.")
from pims import Frame
buffer = six.BytesIO()
if isinstance(fig, mpl.axes.Axes):
Expand Down Expand Up @@ -419,7 +423,7 @@ def plots_to_frame(figures, width=512, close_fig=False, **imsave_kwargs):
pims.Frame object containing a stack of RGBA values (dtype uint8)
"""
if mpl is None:
raise ImportError('Module matplotlib not found')
raise ImportError("This feature requires matplotlib.")
from pims import Frame
if 'dpi' in imsave_kwargs or 'format' in imsave_kwargs:
raise ValueError('Do not specify dpi or format imsave kwargs.')
Expand Down