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pyLibrary/queries/__init__.py

@@ -26,15 +26,19 @@ def _delayed_imports():
     from pyLibrary.queries.containers.lists import ListContainer as _ListContainer
     _ = _ListContainer
 
-    from pyLibrary.queries.qb_usingMySQL import MySQL
-    from pyLibrary.queries.qb_usingES import FromES
-    from pyLibrary.queries.meta import FromESMetadata
+    try:
+        from pyLibrary.queries.qb_usingMySQL import MySQL as _MySQL
+    except Exception:
+        _MySQL = None
+
+    from pyLibrary.queries.qb_usingES import FromES as _FromES
+    from pyLibrary.queries.meta import FromESMetadata as _FromESMetadata
 
     set_default(type2container, {
-        "elasticsearch": FromES,
-        "mysql": MySQL,
+        "elasticsearch": _FromES,
+        "mysql": _MySQL,
         "memory": None,
-        "meta": FromESMetadata
+        "meta": _FromESMetadata
     })
 
 

pyLibrary/queries/containers/__init__.py

@@ -35,7 +35,11 @@ def _delayed_imports():
     global _Query
     global _Normal
 
-    from pyLibrary.queries.qb_usingMySQL import MySQL as _MySQL
+    try:
+        from pyLibrary.queries.qb_usingMySQL import MySQL as _MySQL
+    except Exception:
+        _MySQL = None
+
     from pyLibrary.queries.qb_usingES import FromES as _FromES
     from pyLibrary.queries.containers.lists import ListContainer as _ListContainer
     from pyLibrary.queries.containers.cube import Cube as _Cube

requirements.txt

@@ -0,0 +1,4 @@
+flask
+mohawk
+boto
+requests