From 7e7f0914e950387b7bcb4d94c843115080acccd8 Mon Sep 17 00:00:00 2001
From: pbrod <per.andreas.brodtkorb@gmail.com>
Date: Sun, 29 Nov 2015 17:32:07 +0100
Subject: [PATCH] Add try except when importing the compiled extensions

---
 wafo/gaussian.py | 22 ++++++++++++++++++----
 wafo/misc.py     |  5 ++---
 2 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/wafo/gaussian.py b/wafo/gaussian.py
index 2602cfc..d33dec1 100644
--- a/wafo/gaussian.py
+++ b/wafo/gaussian.py
@@ -4,13 +4,27 @@ from numpy import (r_, minimum, maximum, atleast_1d, atleast_2d, mod, ones,
 from numpy import triu
 from scipy.special import ndtr as cdfnorm, ndtri as invnorm
 from scipy.special import erfc
-from wafo import mvn
-import numpy as np
-import wafo.mvnprdmod as mvnprdmod
-import wafo.rindmod as rindmod
 import warnings
+import numpy as np
 from wafo.misc import common_shape
 
+try:
+    import mvn  # @UnresolvedImport
+except ImportError:
+    warnings.warn('mvn not found. Check its compilation.')
+    mvn = None
+try:
+    import mvnprodmod  # @UnresolvedImport
+except ImportError:
+    warnings.warn('mvnprodmod not found. Check its compilation.')
+    mvnprodmod = None
+try:
+    import rindmod  # @UnresolvedImport
+except ImportError:
+    warnings.warn('rindmod not found. Check its compilation.')
+    rindmod = None
+
+
 __all__ = ['Rind', 'rindmod', 'mvnprdmod', 'mvn', 'cdflomax', 'prbnormtndpc',
            'prbnormndpc', 'prbnormnd', 'cdfnorm2d', 'prbnorm2d', 'cdfnorm',
            'invnorm', 'test_docstring']
diff --git a/wafo/misc.py b/wafo/misc.py
index c6f1be3..6c8c7d5 100644
--- a/wafo/misc.py
+++ b/wafo/misc.py
@@ -18,11 +18,10 @@ import warnings
 from time import strftime, gmtime
 from plotbackend import plotbackend
 from collections import OrderedDict
-
-
 try:
     import c_library as clib  # @UnresolvedImport
-except:
+except ImportError:
+    warnings.warn('c_library not found. Check its compilation.')
     clib = None
 floatinfo = finfo(float)
 _TINY = np.finfo(float).tiny