we moved to ; as a config table separator

test/common.py

@@ -42,7 +42,7 @@ def initData(cols=2, start_date="2017-01-01", end_date="2017-12-31", freq="1h"):
 
 def initMetaString(metastring, data):
     cleaned = re.sub(
-        r"\s*,\s*", r",", re.sub(r"\|", r",", re.sub(r"\n[ \t]+", r"\n", metastring))
+        r"\s*,\s*", r",", re.sub(r"\|", r";", re.sub(r"\n[ \t]+", r"\n", metastring))
     )
     fobj = io.StringIO(cleaned)
     meta = prepareConfig(readConfig(fobj), data)