WIP: Building on astropy#126

Author: pllim

astrowidgets/glupyter.py

@@ -0,0 +1,39 @@
+"""Module containing ``astrowidgets`` implemented with ``glue-jupyter``
+(that uses ``bqplot``) backend.
+
+For this to work, ``astrowidgets`` must be installed along with the optional
+dependencies specified for the ``glue-jupyter`` (a.k.a. Glupyter or
+``glupyter``) backend; e.g.,::
+
+    pip install 'astrowidgets[glupyter]'
+
+"""
+from glue_jupyter import jglue
+
+from astrowidgets.core import BaseImageWidget
+
+__all__ = ['ImageWidget']
+
+
+class ImageWidget(BaseImageWidget):
+    """Image widget for Jupyter notebook using ``glue-jupyter``/``bqplot``
+    viewer.
+
+    Parameters
+    ----------
+    kwargs : dict
+        See `~astrowidgets.core.BaseImageWidget`.
+
+    """
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+        self._app = jglue()
+        self._viewer = self._app.imshow()
+
+        # UNTIL HERE -- imshow errors out without data
+        # TODO: This builds on PR 126. Example notebook in test_data/ztmp...
+
+    @property
+    def viewer(self):
+        self._viewer

setup.cfg

@@ -45,6 +45,8 @@ ginga =
     ginga
     pillow
     aggdraw
+glupyter =
+    glue-jupyter
 test =
     pytest-astropy
     pytest-cov