Release 2.12 that stops using new NumPy flip()

jplephem/__init__.py

@@ -351,6 +351,12 @@ https://github.com/brandon-rhodes/python-jplephem/
 Changelog
 ---------
 
+**2019 December 13 — Version 2.12**
+
+* Replaced use of NumPy ``flip()`` with a reverse slice ``[::-1]`` after
+  discovering the function was a recent addition that some user installs
+  of NumPy do not support.
+
 **2019 December 13 — Version 2.11**
 
 * Reverse the order in which Chebyshev polynomials are computed to

jplephem/pck.py

@@ -3,7 +3,7 @@
 ftp://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/req/pck.html
 
 """
-from numpy import array, empty, empty_like, flip, rollaxis
+from numpy import array, empty, empty_like, rollaxis
 from .daf import DAF
 from .names import target_names
 
@@ -112,7 +112,7 @@ class Segment(object):
         coefficients.shape = (int(n), component_count, coefficient_count)
         coefficients = rollaxis(coefficients, 1)
         coefficients = rollaxis(coefficients, 2)
-        coefficients = flip(coefficients, 0)
+        coefficients = coefficients[::-1]
 
         return init, intlen, coefficients
 

jplephem/spk.py

@@ -3,7 +3,7 @@
 http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/FORTRAN/req/spk.html
 
 """
-from numpy import array, empty, empty_like, flip, interp, rollaxis
+from numpy import array, empty, empty_like, interp, rollaxis
 from .daf import DAF
 from .descriptorlib import reify
 from .names import target_names
@@ -182,7 +182,7 @@ class Segment(BaseSegment):
         coefficients.shape = (int(n), component_count, coefficient_count)
         coefficients = rollaxis(coefficients, 1)
         coefficients = rollaxis(coefficients, 2)
-        coefficients = flip(coefficients, 0)
+        coefficients = coefficients[::-1]
         return init, intlen, coefficients
 
     def load_array(self):
@@ -193,7 +193,7 @@ class Segment(BaseSegment):
         init, intlen, coefficients = data
         initial_epoch = jd(init)
         interval_length = intlen / S_PER_DAY
-        coefficients = flip(coefficients, 0)
+        coefficients = coefficients[::-1]
         coefficients = rollaxis(coefficients, 2)
         coefficients = rollaxis(coefficients, 2)
         return initial_epoch, interval_length, coefficients

setup.py

@@ -8,7 +8,7 @@ import jplephem
 description, long_description = jplephem.__doc__.split('\n', 1)
 
 setup(name = 'jplephem',
-      version = '2.11',
+      version = '2.12',
       description = description,
       long_description = long_description,
       license = 'MIT',