[python-arrayfire] 132/250: Adding Array.__repr__

[Ghislain Vaillant]

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ghisvail-guest pushed a commit to branch debian/master
in repository python-arrayfire.

commit 60fc4ac02b63bc695e29f1a2c985bc32a03514cd
Author: Pavan Yalamanchili <pavan at arrayfire.com>
Date:   Tue Nov 10 10:14:09 2015 -0500

    Adding Array.__repr__
---
 arrayfire/array.py | 15 ++++++++-------
 arrayfire/util.py  | 11 +++++++++++
 2 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/arrayfire/array.py b/arrayfire/array.py
index 79a6a4d..5c60ec6 100644
--- a/arrayfire/array.py
+++ b/arrayfire/array.py
@@ -1018,17 +1018,18 @@ class Array(BaseArray):
 
     def __repr__(self):
         """
-        Displays the meta data of the arrayfire array.
+        Displays the meta data and contents of  the arrayfire array.
 
         Note
         ----
-        Use arrayfire.display(a) to display the contents of the array.
+        You can also use af.display(a, pres) to display the contents of the array with better precision.
         """
-        # Having __repr__ directly print things is a bad idea
-        # Placeholder for when af_array_to_string is available
-        # safe_call(backend.get().af_array_to_string...
-        return 'Type: arrayfire.Array()\nShape: %s\nType char: %s' % \
-            (self.dims(), to_typecode[self.type()])
+
+        arr_str = ct.c_char_p(0)
+        safe_call(backend.get().af_array_to_string(ct.pointer(arr_str), "", self.arr, 4, True))
+
+        return 'Type: arrayfire.Array()\nType: %s\n' % \
+            (to_typename[self.type()]) + to_str(arr_str)
 
     def __array__(self):
         """
diff --git a/arrayfire/util.py b/arrayfire/util.py
index 26a8b48..bdfb448 100644
--- a/arrayfire/util.py
+++ b/arrayfire/util.py
@@ -115,3 +115,14 @@ to_c_type = {Dtype.f32.value : ct.c_float,
              Dtype.u64.value : ct.c_ulonglong,
              Dtype.c32.value : ct.c_float * 2,
              Dtype.c64.value : ct.c_double * 2}
+
+to_typename = {Dtype.f32.value : 'float',
+               Dtype.f64.value : 'double',
+               Dtype.b8.value : 'bool',
+               Dtype.u8.value : 'unsigned char',
+               Dtype.s32.value : 'int',
+               Dtype.u32.value : 'unsigned int',
+               Dtype.s64.value : 'long int',
+               Dtype.u64.value : 'unsigned long int',
+               Dtype.c32.value : 'float complex',
+               Dtype.c64.value : 'double complex'}

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