add yaml, json, and html formatters

3 files changed, 111 insertions, 4 deletions

diff --git a/cliff/formatters/tablibformatters.py b/cliff/formatters/tablibformatters.py
new file mode 100644
index 0000000..5cc5489
--- /dev/null
+++ b/cliff/formatters/tablibformatters.py
@@ -0,0 +1,47 @@
+"""Output formatters using tablib.
+"""
+
+from .base import ListFormatter, SingleFormatter
+
+import tablib
+
+
+class TablibFormatterBase(ListFormatter, SingleFormatter):
+
+    def add_argument_group(self, parser):
+        return
+
+    def emit_list(self, column_names, data, stdout, parsed_args):
+        dataset = tablib.Dataset(headers=column_names)
+        for row in data:
+            dataset.append(row)
+        stdout.write(self._format_dataset(dataset))
+        return
+
+    def emit_one(self, column_names, data, stdout, parsed_args):
+        dataset = tablib.Dataset(headers=column_names)
+        for row in data:
+            dataset.append(row)
+        stdout.write(self._format_dataset(dataset))
+        return
+
+
+class YamlFormatter(TablibFormatterBase):
+    """YAML output"""
+
+    def _format_dataset(self, dataset):
+        return dataset.yaml
+
+
+class HtmlFormatter(TablibFormatterBase):
+    """HTML output"""
+
+    def _format_dataset(self, dataset):
+        return dataset.html
+
+
+class JsonFormatter(TablibFormatterBase):
+    """JSON output"""
+
+    def _format_dataset(self, dataset):
+        return dataset.json
diff --git a/docs/source/list_commands.rst b/docs/source/list_commands.rst
index 2dbf748..fbca699 100644
--- a/docs/source/list_commands.rst
+++ b/docs/source/list_commands.rst
@@ -43,11 +43,23 @@ further manipulation.
     "Makefile",5569
     "source",408
 
-PrettyTable
------------
+json
+----
 
-The ``PrettyTable`` formatter uses PrettyTable_ to produce output
-formatted for human consumption.
+The ``json`` formatter uses tablib_ to produce JSON output.
+
+::
+    
+  (.venv)$ cliffdemo files -f json
+  [{"Name": "build", "Size": 136}, {"Name": "cliffdemo.log", "Size":
+  3461}, {"Name": "Makefile", "Size": 5569}, {"Name":
+  "requirements.txt", "Size": 33}, {"Name": "source", "Size": 782}]
+
+table
+-----
+
+The ``table`` formatter uses PrettyTable_ to produce output formatted
+for human consumption.
 
 .. _PrettyTable: http://code.google.com/p/prettytable/
 
@@ -63,6 +75,50 @@ formatted for human consumption.
     | source        |  408 |
     +---------------+------+
 
+yaml
+----
+
+The ``yaml`` formatter uses tablib_ to produce YAML output as a
+sequence of mappings.
+
+::
+
+  (.venv)$ cliffdemo files -f yaml
+  - {Name: build, Size: 136}
+  - {Name: cliffdemo.log, Size: 3043}
+  - {Name: Makefile, Size: 5569}
+  - {Name: requirements.txt, Size: 33}
+  - {Name: source, Size: 816}
+
+.. _tablib: https://github.com/kennethreitz/tablib
+
+
+html
+----
+
+The ``html`` formatter uses tablib_ to produce HTML output as a
+sequence of mappings.
+
+::
+
+  (.venv)$ cliffdemo files -f html
+  <table>
+  <thead>
+  <tr><th>Name</th>
+  <th>Size</th></tr>
+  </thead>
+  <tr><td>build</td>
+  <td>136</td></tr>
+  <tr><td>cliffdemo.log</td>
+  <td>3252</td></tr>
+  <tr><td>Makefile</td>
+  <td>5569</td></tr>
+  <tr><td>requirements.txt</td>
+  <td>33</td></tr>
+  <tr><td>source</td>
+  <td>782</td></tr>
+  </table>
+
 Creating Your Own Formatter
 ---------------------------
 
diff --git a/setup.py b/setup.py
index 28434ce..ff41d08 100644
--- a/setup.py
+++ b/setup.py
@@ -148,6 +148,7 @@ setup(
     install_requires=['distribute',
                       'PrettyTable>=0.6',
                       'cmd2',
+                      'tablib',
                       ],
 
     namespace_packages=[],
@@ -165,6 +166,9 @@ setup(
         'cliff.formatter.list': [
             'table = cliff.formatters.table:TableFormatter',
             'csv = cliff.formatters.commaseparated:CSVLister',
+            'yaml = cliff.formatters.tablibformatters:YamlFormatter',
+            'html = cliff.formatters.tablibformatters:HtmlFormatter',
+            'json = cliff.formatters.tablibformatters:JsonFormatter',
             ],
         'cliff.formatter.show': [
             'table = cliff.formatters.table:TableFormatter',