fixed some deprecation warnings

core/eolearn/core/eodata.py

@@ -34,7 +34,7 @@
 MAX_DATA_REPR_LEN = 100
 
 
-@attr.s(repr=False, cmp=False, kw_only=True)
+@attr.s(repr=False, eq=False, kw_only=True)
 class EOPatch:
     """The basic data object for multi-temporal remotely sensed data, such as satellite imagery and its derivatives.
 

core/eolearn/core/eotask.py

@@ -99,7 +99,7 @@ def _parse_features(features, new_names=False, rename_function=None, default_fea
                              default_feature_type=default_feature_type, allowed_feature_types=allowed_feature_types)
 
 
-@attr.s(cmp=False)
+@attr.s(eq=False)
 class _PrivateTaskConfig:
     """ A container for general EOTask parameters required during EOWorkflow and EOExecution
 

core/eolearn/core/eoworkflow.py

@@ -20,7 +20,6 @@
 This source code is licensed under the MIT license found in the LICENSE
 file in the root directory of this source tree.
 """
-
 import collections
 import logging
 import warnings
@@ -367,7 +366,7 @@ def _make_tasks_unique(tasks):
         return unique_tasks
 
 
-@attr.s(cmp=False)  # cmp=False preserves the original hash
+@attr.s(eq=False)  # eq=False preserves the original hash
 class Dependency:
     """ Class representing a node in EOWorkflow graph
 
@@ -413,7 +412,7 @@ def get_custom_name(self, number=0):
         return self.name
 
 
-class WorkflowResults(collections.Mapping):
+class WorkflowResults(collections.abc.Mapping):
     """ The result of a workflow is an (immutable) dictionary mapping [1] from EOTasks to results of the workflow.
 
     When an EOTask is passed as an index, its UUID, assigned during workflow execution, is used as the key (as opposed

core/requirements.txt

@@ -1,4 +1,4 @@
-attrs>=18.2.0
+attrs>=19.2.0
 python-dateutil
 numpy>=1.19.0
 geopandas>=0.5.0,!=0.8.0