Merge pull request #48 from IntelPython/feature/print-behavior

Feature/print behavior

generator/wrapper_gen.py

@@ -177,6 +177,28 @@ def my_procid():
         x = [x.values]
     return new data_or_file(<PyObject *>x)
 
+
+def _str(instance, properties):
+        result = ''
+        for p in properties:
+            prop = getattr(instance, p, None)
+            tail = ''
+            if isinstance(prop, np.ndarray):
+                result += p + ': array('
+                tail = ',\\n  dtype={}, shape={})'.format(prop.dtype,
+                                                        prop.shape)
+            elif isinstance(prop, dict):
+                result += p + ': dict, len={}'.format(len(prop))
+            else:
+                result += p + ': '
+            value = '\\n  '.join(str(prop).splitlines())
+            if '\\n' in value or isinstance(prop, np.ndarray):
+                result += '\\n  '
+            result += value
+            result += tail
+            result += '\\n\\n'
+        return result[:-2]
+
 '''
 
 ###############################################################################
@@ -268,6 +290,8 @@ def __dealloc__(self):
     def __init__(self, int64_t ptr=0):
         self.c_ptr = <{{class_type|flat}}>ptr
 
+    def __str__(self):
+        return _str(self, [{% for m in enum_gets+named_gets %}'{{m[1]}}',{% endfor %}])
 {% for m in enum_gets+named_gets %}
 {% set rtype = m[2]|d2cy(False) if m in enum_gets else m[0]|d2cy(False) %}