[yt-svn] commit/yt: 2 new changesets
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Thu Aug 23 08:59:18 PDT 2012
2 new commits in yt:
https://bitbucket.org/yt_analysis/yt/changeset/6ab3cf9ed978/
changeset: 6ab3cf9ed978
branch: yt
user: MatthewTurk
date: 2012-08-23 17:47:56
summary: Adding set_axes_unit to the plot window.
affected #: 2 files
diff -r b73d49ef9875f1a49e14ac2d05e1cdb3ebed3849 -r 6ab3cf9ed978ae39cca57fbea9ce9e0b1798c956 yt/utilities/exceptions.py
--- a/yt/utilities/exceptions.py
+++ b/yt/utilities/exceptions.py
@@ -110,3 +110,10 @@
return "You have not declared yourself to be inside the IPython" + \
"Notebook. Do so with this command:\n\n" + \
"ytcfg['yt','ipython_notebook'] = 'True'"
+
+class YTUnitNotRecognized(YTException):
+ def __init__(self, unit):
+ self.unit = unit
+
+ def __str__(self):
+ return "This parameter file doesn't recognize %s" % self.unit
diff -r b73d49ef9875f1a49e14ac2d05e1cdb3ebed3849 -r 6ab3cf9ed978ae39cca57fbea9ce9e0b1798c956 yt/visualization/plot_window.py
--- a/yt/visualization/plot_window.py
+++ b/yt/visualization/plot_window.py
@@ -554,13 +554,47 @@
callback.__doc__ = CallbackMaker.__init__.__doc__
self.__dict__['annotate_'+cbname] = types.MethodType(callback,self)
+ _unit = None
+ @invalidate_plot
+ def set_axes_unit(self, unit_name):
+ r"""Set the unit for display on the x and y axes of the image.
+
+ Parameters
+ ----------
+ unit_name : string
+ A unit, available for conversion in the parameter file, that the
+ image extents will be displayed in.
+
+ Raises
+ ------
+ YTUnitNotRecognized
+ If the unit is not known, this will be raised.
+
+ Examples
+ --------
+
+ >>> p = ProjectionPlot(pf, "y", "Density")
+ >>> p.show()
+ >>> p.set_axes_unit("kpc")
+ >>> p.show()
+ """
+ # blind except because it could be in conversion_factors or units
+ try:
+ self.pf[unit_name]
+ except KeyError:
+ raise YTUnitNotRecognized(unit_name)
+ self._unit = unit_name
+
def get_metadata(self, field, strip_mathml = True, return_string = True):
fval = self._frb[field]
mi = fval.min()
ma = fval.max()
x_width = self.xlim[1] - self.xlim[0]
y_width = self.ylim[1] - self.ylim[0]
- unit = get_smallest_appropriate_unit(x_width, self.pf)
+ if self._unit is None:
+ unit = get_smallest_appropriate_unit(x_width, self.pf)
+ else:
+ unit = self._unit
units = self.get_field_units(field, strip_mathml)
center = getattr(self._frb.data_source, "center", None)
if center is None or self._frb.axis == 4:
https://bitbucket.org/yt_analysis/yt/changeset/7a7c32a24138/
changeset: 7a7c32a24138
branch: yt
user: MatthewTurk
date: 2012-08-23 17:55:16
summary: Adding an axes unit reset, by setting the unit_name to None for axes_units.
affected #: 1 file
diff -r 6ab3cf9ed978ae39cca57fbea9ce9e0b1798c956 -r 7a7c32a24138a2430741e8c39438856893d0fe3b yt/visualization/plot_window.py
--- a/yt/visualization/plot_window.py
+++ b/yt/visualization/plot_window.py
@@ -563,7 +563,8 @@
----------
unit_name : string
A unit, available for conversion in the parameter file, that the
- image extents will be displayed in.
+ image extents will be displayed in. If set to None, any previous
+ units will be reset.
Raises
------
@@ -577,12 +578,15 @@
>>> p.show()
>>> p.set_axes_unit("kpc")
>>> p.show()
+ >>> p.set_axes_unit(None)
+ >>> p.show()
"""
# blind except because it could be in conversion_factors or units
try:
self.pf[unit_name]
except KeyError:
- raise YTUnitNotRecognized(unit_name)
+ if unit_name is not None:
+ raise YTUnitNotRecognized(unit_name)
self._unit = unit_name
def get_metadata(self, field, strip_mathml = True, return_string = True):
Repository URL: https://bitbucket.org/yt_analysis/yt/
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