Add pprint utility method to the VerboseEcho class

The `.verbosity` attribute of the AnnotationConfig class should not be accessed
directly, otherwise some tests that use FakeConfig will fail.

Author: regisb

code_annotations/base.py

@@ -4,7 +4,6 @@
 import datetime
 import errno
 import os
-import pprint
 import re
 from abc import ABCMeta, abstractmethod
 
@@ -416,8 +415,7 @@ def check_results(self, all_results):
         Returns:
             Boolean indicating whether or not any errors were found
         """
-        if self.config.verbosity >= 2:
-            pprint.pprint(all_results, indent=3)
+        self.echo.pprint(all_results, indent=3, verbosity_level=2)
 
         group_children = self._get_group_children()
 

code_annotations/find_django.py

@@ -3,7 +3,6 @@
 """
 import inspect
 import os
-import pprint
 import sys
 
 import django
@@ -89,7 +88,7 @@ def list_local_models(self):
             self.echo(
                 'Listing {} local models requiring annotations:'.format(len(self.local_models))
             )
-            pprint.pprint(sorted([self.get_model_id(model) for model in self.local_models]), indent=4)
+            self.echo.pprint(sorted([self.get_model_id(model) for model in self.local_models]), indent=4)
         else:
             self.echo('No local models requiring annotations.')
 

code_annotations/helpers.py

@@ -4,6 +4,8 @@
 import os
 import re
 import sys
+from io import StringIO
+from pprint import pprint
 
 import click
 
@@ -91,6 +93,15 @@ def echo_vvv(self, output, **kwargs):
         """
         self.echo(output, 3, **kwargs)
 
+    def pprint(self, data, indent=4, verbosity_level=0):
+        """
+        Pretty-print some data with the given verbosity level.
+        """
+        formatted = StringIO()
+        pprint(data, indent=indent, stream=formatted)
+        formatted.seek(0)
+        self.echo(formatted.read(), verbosity_level=verbosity_level)
+
 
 def clean_abs_path(filename_to_clean, parent_path):
     """