[python-dtcwt] 87/497: promote integer input to transform to floating point

[Ghislain Vaillant]

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ghisvail-guest pushed a commit to branch debian/sid
in repository python-dtcwt.

commit de9922fdc6cfcf68fdd526d2edd99d351a14a87c
Author: Rich Wareham <rjw57 at cam.ac.uk>
Date:   Fri Aug 9 13:17:24 2013 +0100

    promote integer input to transform to floating point
    
    Fixes #7.
---
 dtcwt/transform1d.py | 2 +-
 dtcwt/transform2d.py | 2 +-
 dtcwt/transform3d.py | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/dtcwt/transform1d.py b/dtcwt/transform1d.py
index 3314388..c12cb60 100644
--- a/dtcwt/transform1d.py
+++ b/dtcwt/transform1d.py
@@ -38,7 +38,7 @@ def dtwavexfm(X, nlevels=3, biort=DEFAULT_BIORT, qshift=DEFAULT_QSHIFT, include_
 
     """
     # Need this because colfilter and friends assumes input is 2d
-    X = np.asarray(X)
+    X = np.asfarray(X)
     if len(X.shape) == 1:
        X = np.atleast_2d(X).T
 
diff --git a/dtcwt/transform2d.py b/dtcwt/transform2d.py
index 83ef4dd..1561bc3 100644
--- a/dtcwt/transform2d.py
+++ b/dtcwt/transform2d.py
@@ -36,7 +36,7 @@ def dtwavexfm2(X, nlevels=3, biort=DEFAULT_BIORT, qshift=DEFAULT_QSHIFT, include
     .. codeauthor:: Cian Shaffrey, Cambridge University, Sept 2001
 
     """
-    X = np.atleast_2d(X)
+    X = np.atleast_2d(np.asfarray(X))
 
     # Try to load coefficients if biort is a string parameter
     try:
diff --git a/dtcwt/transform3d.py b/dtcwt/transform3d.py
index b58a67d..b614483 100644
--- a/dtcwt/transform3d.py
+++ b/dtcwt/transform3d.py
@@ -49,7 +49,7 @@ def dtwavexfm3(X, nlevels=3, biort=DEFAULT_BIORT, qshift=DEFAULT_QSHIFT, ext_mod
     .. codeauthor:: Nick Kingsbury, Cambridge University, July 1999.
 
     """
-    X = np.atleast_3d(X)
+    X = np.atleast_3d(np.asfarray(X))
 
     # Try to load coefficients if biort is a string parameter
     try:

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