Major refactor

utils/vanilla_logger.py

@@ -0,0 +1,21 @@
+import numpy as np
+
+class Logger(object):
+    def __init__(self, log_dir, vanilla_logger, skip=False):
+        """Create a summary writer logging to log_dir."""
+        self.info = vanilla_logger.info
+        self.debug = vanilla_logger.debug
+        self.warning = vanilla_logger.warning
+        self.skip = skip
+
+    def scalar_summary(self, tag, value, step):
+        if self.skip:
+            return
+
+    def image_summary(self, tag, images, step):
+        if self.skip:
+            return
+
+    def histo_summary(self, tag, values, step, bins=1000):
+        if self.skip:
+            return