[svn r1475] Updated a few docstrings, rewrote the CREDITS file, rmeov…

…ed some options from

the setup.py for 1.5, removed the import of deliveration (which will now always
fail...)

--HG--
branch : trunk

CREDITS

@@ -1,12 +1,16 @@
 YT is a group effort.
 
-Lead Developer:                     Matthew Turk ([email protected])
-Orion Support:                      Jeff Oishi ([email protected])
-Cosmology & Fragmentation Analysis: Britton Smith ([email protected])
-Galaxy Merger Trees:                Stephen Skory ([email protected])
+Developers:                     Matthew Turk ([email protected])
+                                Britton Smith ([email protected])
+                                Jeff Oishi ([email protected])
+                                Stephen Skory ([email protected])
+                                Sam Skillman ([email protected])
+                                Devin Silvia ([email protected])
+                                John Wise ([email protected])
 
 We also include the Delaunay Triangulation module written by Robert Kern of
 Enthought, the cmdln.py module by Trent Mick, and the progressbar module by
-Nilton Volpato.
+Nilton Volpato.  The PasteBin interface code (as well as the PasteBin itself)
+was written by the Pocoo collective (pocoo.org).
 
 Thanks to everyone for all your contributions!

yt/extensions/HierarchySubset.py

@@ -35,6 +35,11 @@ class DummyHierarchy(object):
 class ConstructedRootGrid(object):
     id = -1
     def __init__(self, pf, level, left_edge, right_edge):
+        """
+        This is a fake root grid, constructed by creating a
+        :class:`yt.lagos.CoveringGridBase` at a given *level* between
+        *left_edge* and *right_edge*.
+        """
         self.pf = pf
         self.hierarchy = DummyHierarchy()
         self.hierarchy.data_style = -1
@@ -90,6 +95,12 @@ class ExtractedHierarchy(object):
 
     def __init__(self, pf, min_level, max_level = -1, offset = None,
                  always_copy=False):
+        """
+        This is a class that extracts a hierarchy from another hierarchy,
+        filling in regions as necessary.  It accepts a parameter file (*pf*), a
+        *min_level*, a *max_level*, and alternately an *offset*.  This class is
+        typically or exclusively used to extract for the purposes of visualization.
+        """
         self.pf = pf
         self.always_copy = always_copy
         self.min_level = min_level

yt/extensions/SpectralIntegrator.py

@@ -32,7 +32,7 @@ def __init__(self, table, field_names,
         """
         From a table, interpolate over field_names to get resultant luminosity.
         Table must be of the style such that it is ordered by
-         [field_names[0], field_names[1], ev]
+        ``[field_names[0], field_names[1], ev]``
         """
         self.table = table
         self.field_names = field_names
@@ -75,6 +75,10 @@ def frequency_bin_field(field, data):
         return name
 
 def create_table_from_textfiles(pattern, rho_spec, e_spec, T_spec):
+    """
+    This accepts a CLOUDY text file of emissivities and constructs an
+    interpolation table for spectral integration.
+    """
     rho_n_bins, rho_min, rho_max = rho_spec
     e_n_bins, e_min, e_max = e_spec
     T_n_bins, T_min, T_max = T_spec

yt/raven/__init__.py

@@ -32,11 +32,6 @@
 from yt.arraytypes import *
 from yt.funcs import *
 import yt.lagos as lagos
-try:
-    import deliveration
-except:
-    #mylog.warning("Deliverator import failed; all deliverator actions will fail!")
-    pass
 
 import matplotlib
 matplotlib.rc('contour', negative_linestyle='solid')