Adds axis.labels functionality

Author: palnabarun

mplaltair/_axis.py

@@ -19,6 +19,17 @@ def _set_title(ax, enc, spec):
     elif timeUnit:
         raise NotImplementedError
 
+def _set_label_visibility(ax, enc, spec):
+    labels = spec.get('axis').get('labels')
+
+    if labels is None:
+        return
+    
+    if enc == 'x':
+        ax.tick_param(labelbottom=labels, labeltop=labels)
+    elif enc == 'y':
+        ax.tick_param(labelleft=labels, labelright=labels)
+
 def _set_ticks(ax, enc, spec):
     pass
 
@@ -50,5 +61,6 @@ def convert_axis(ax, chart):
     for enc_channel, enc_spec in chart.to_dict()['encoding']:
         if enc_channel in ['x', 'y']:
             _set_title(ax, enc_channel, enc_spec)
+            _set_label_visibility(ax, enc_channel, enc_spec)
             _set_ticks(ax, enc_channel, enc_spec)
             _set_locators(ax, enc_channel, enc_spec)