Add deprecation warnings when import ecl.ecl or import ert.ecl

python/ecl/__init__.py

@@ -57,7 +57,12 @@
 import sys
 
 import warnings
-warnings.simplefilter('always', DeprecationWarning) # see #1437
+
+warnings.filterwarnings(
+    action='always',
+    category=DeprecationWarning,
+    module=r'ecl|ert',
+)
 
 from cwrap import load as cwrapload
 from cwrap import Prototype

python/ecl/ecl/__init__.py

@@ -9,4 +9,12 @@
 # Both of these legacy forms are controlled by the cmake switch
 # INSTALL_ERT_LEGACY.
 
+import warnings
+
+warnings.warn(
+    "Importing from ert.ecl, ecl.ecl or ert is deprecated and will not be available in python3." \
+    " For eclipse functionality use \'from ecl import\', for ert workflow tooling use \'from res import\'.",
+    DeprecationWarning
+)
+
 from ert.ecl import *

python/ert/__init__.py

@@ -1,3 +1,11 @@
+import warnings
+
+warnings.filterwarnings(
+    action='always',
+    category=DeprecationWarning,
+    module=r'ecl|ert|res',
+)
+
 try:
     from .local import *
 except ImportError:

python/ert/ecl/__init__.py

@@ -1,3 +1,5 @@
+import warnings
+
 from ecl import EclFileEnum, EclFileFlagEnum, EclPhaseEnum, EclUnitTypeEnum , EclUtil
 from ecl import EclTypeEnum, EclDataType
 from ecl.summary import EclSumVarType
@@ -24,3 +26,10 @@
 from ecl.summary import EclNPV , NPVPriceVector
 from ecl.summary import EclCmp
 from ecl.grid import EclGridGenerator
+
+
+warnings.warn(
+    "Importing from ert.ecl, ecl.ecl or ert is deprecated and will not be available in python3." \
+    " For eclipse functionality use \'from ecl import\', for ert workflow tooling use \'from res import\'.",
+    DeprecationWarning
+)