Formatting - remove whitespace on blank lines (#32)

* Remove whitespace on blank lines

* Update flake8 config

Author: jleonatti

.flake8

@@ -1,6 +1,6 @@
 [flake8]
-# To be added once code is refactored: E501, W293, F401
-select = W191, W291, W391, E115, E117, E122, E124, E125, E225, E231, E301, E303, F403
+# To be added once code is refactored: E501, F401
+select = W191, W291, W293, W391, E115, E117, E122, E124, E125, E225, E231, E301, E303, F403
 count = True
 max-complexity = 10
 max-line-length = 100

ansys/dpf/post/__init__.py

@@ -17,5 +17,3 @@
 """
 
 #dpf.core.start_local_server()
-
-    

ansys/dpf/post/common.py

@@ -6,7 +6,7 @@
 # class ElShapes(Enum):
 #     """Class with Enum inheritance. Must be used to
 #     describe the element shape when API allows it.
-    
+
 #     Example
 #     -----
 #     from ansys.dpf import post
@@ -19,12 +19,12 @@
 #     shell_top = 4
 #     shellmid = 5
 #     shell_bottom = 6
-    
-    
+
+
 class Grouping():
     """Class with Enum inheritance. Must be used to
     describe a grouping command when the API allows it.
-    
+
     Examples
     --------
     >>> from ansys.dpf import post
@@ -34,12 +34,12 @@ class Grouping():
     by_el_shape = "elshape"
     by_material = "mat"
     by_body = "body"
-    
-    
+
+
 class _AvailableKeywords():
     """Contains all the keywords that can be used inside of
     a method from a post.solution(file_path) object.
-    
+
     In order to view the complete list of available keywords, use:
         post.print_available_keywords()
     """
@@ -54,7 +54,7 @@ class _AvailableKeywords():
     _subresult = "subresult"
     mapdl_grouping = "mapdl_grouping"
     time_scoping = "time_scoping"
-    
+
     def __str__(self):
         txt = ""
         for attr in dir(_AvailableKeywords):
@@ -64,7 +64,7 @@ def __str__(self):
                 txt += self._description_mapping(attr)
                 txt += "\n"
         return txt
-    
+
     def _description_mapping(self, attr_name):
         if (attr_name == self.location):
             return "str. Use post.locations.(...) as helper."
@@ -84,20 +84,17 @@ def _description_mapping(self, attr_name):
             return "int. Write 186 to get mapdl_elements solid_186."
         if (attr_name == self.grouping):
             return "str. Use post.grouping.(...) as helper."
-    
-    
+
+
 class _AnalysisType():
     """Contains Python analysis type names. For developers usage."""
     static = "static"
     modal = "modal"
     harmonic = "harmonic"
     transient = "transient"
-    
-    
+
+
 class _PhysicsType():
     """Contains Python physics type names. For developers usage."""
     mecanic = "mecanic"
     thermal = "thermal"
-    
-
-        

ansys/dpf/post/displacement.py

@@ -9,22 +9,22 @@ class Displacement(Vector):
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
         self._operator_name = "U"
-        
+
         if self.definition.location != locations.nodal:
             raise NodalLocationError
-        
+
     def __str__(self):
         txt = super().__str__()
         txt += "\n"
         txt += "This is a displacement object."
         return txt
-    
-    
+
+
 class ComplexDisplacement(ComplexVector):
     """Defines the complex displacement object, that is a vector object."""
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
         self._operator_name = "U"
-        
+
         if self.definition.location != locations.nodal:
             raise NodalLocationError