Create Data Catalog module and add list_dbcs function

Signed-off-by: Webster Mudge <[email protected]>

src/cdpy/cdpy.py

@@ -14,6 +14,7 @@
 from cdpy.opdb import CdpyOpdb
 from cdpy.dw import CdpyDw
 from cdpy.df import CdpyDf
+from cdpy.dc import CdpyDc
 
 
 class Cdpy(CdpSdkBase):
@@ -30,3 +31,4 @@ def __init__(self, *args, **kwargs):
         self.dw = CdpyDw(*args, **kwargs)
         self.df = CdpyDf(*args, **kwargs)
         self.de = CdpyDe(*args, **kwargs)
+        self.dc = CdpyDc(*args, **kwargs)

src/cdpy/dc.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+
+from cdpy.common import CdpSdkBase, Squelch, CdpError
+
+ENTITLEMENT_DISABLED='Data Catalog not enabled on CDP Tenant'
+
+
+class CdpyDc(CdpSdkBase):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+    def list_dbcs(self, cluster_id):
+        return self.sdk.call(
+            svc='dw', func='list_dbcs', ret_field='dbcs', squelch=[
+                Squelch(value='NOT_FOUND', default=list()),
+                Squelch(field='status_code', value='504', default=list(), warning="No Data Catalogs found in this Cluster"),
+                Squelch(value='PATH_DISABLED', warning=ENTITLEMENT_DISABLED, default=list())
+            ],
+            clusterId=cluster_id
+        )