bug fix

healthcareio/export/export.py

@@ -161,7 +161,7 @@ def init (**_args) :
             _name = "$"+".".join([table,field_name])
             project[field_name] = {"$ifNull":[_name,""]} #{"$cond":[{"$eq":[_name,None]},"",_name]}
         project["_id"] = 1
-        pipeline = [{"$unwind":"$"+table},{"$project":project}]
+        pipeline = [{"$match":{"procedures":{"$nin":[None,'']}}},{"$unwind":"$"+table},{"$project":project}]
         r += [{"table":table,"mongo":{"aggregate":TABLE_NAME,"cursor":{},"pipeline":pipeline,"allowDiskUse":True},"sql":create(table=table,key='claim_id',fields=fields)}]
     
     return r

setup.py

@@ -8,7 +8,7 @@ import sys
 def read(fname):
     return open(os.path.join(os.path.dirname(__file__), fname)).read() 
 args = {
-    "name":"healthcareio","version":"1.5.8",
+    "name":"healthcareio","version":"1.5.9",
     "author":"Vanderbilt University Medical Center",
     "author_email":"steve.l.nyemba@vumc.org",
     "include_package_data":True,