Removed incorrect apostrophies.

src/Mod/Arch/ArchComponent.py

@@ -163,7 +163,7 @@ class Component(ArchIFC.IfcProduct):
     """The Arch Component object.
 
     Acts as a base for all other Arch objects, such as Arch walls and Arch
-    structures. It's properties and behaviours are common to all Arch objects.
+    structures. Its properties and behaviours are common to all Arch objects.
 
     You can learn more about Arch Components, and the purpose of Arch
     Components here: https://wiki.freecadweb.org/Arch_Component
@@ -186,7 +186,7 @@ def __init__(self, obj):
         self.Type = "Component"
 
     def setProperties(self, obj):
-        """Gives the component it's component specific properties, such as material.
+        """Gives the component its component specific properties, such as material.
 
         You can learn more about properties here:
         https://wiki.freecadweb.org/property
@@ -276,7 +276,7 @@ def onBeforeChange(self,obj,prop):
 
         If "Placement" has changed, it records the old placement, so that
         .onChanged() can compare between the old and new placement, and move
-        it's children accordingly.
+        its children accordingly.
 
         Parameters
         ----------
@@ -366,7 +366,7 @@ def getParentHeight(self,obj):
         """Gets a height value from hosts.
 
         Recursively crawls hosts until it finds a Floor or BuildingPart, then
-        returns the value of it's Height property.
+        returns the value of its Height property.
 
         Returns
         -------
@@ -451,7 +451,7 @@ def getExtrusionData(self,obj):
 
         With this copy, it gets the <Part.Face> the shape was originally
         extruded from, the <Base.Vector> of the extrusion, and the
-        <Base.Placement> needed to move the copy back to it's original
+        <Base.Placement> needed to move the copy back to its original
         location/orientation. It will return this data as a tuple.
 
         If it encounters an object derived from a <Part::Multifuse>, it will
@@ -551,13 +551,13 @@ def getExtrusionData(self,obj):
     def rebase(self,shape,hint=None):
         """Copies a shape to the (0,0,0) origin.
 
-        Creates a copy of a shape, such that it's center of mass is in the
+        Creates a copy of a shape, such that its center of mass is in the
         (0,0,0) origin.
 
         TODO Determine the way the shape is rotated by this method.
 
         Returns the copy of the shape, and the <Base.Placement> needed to move
-        the copy back to it's original location/orientation.
+        the copy back to its original location/orientation.
 
         Parameters
         ----------
@@ -766,7 +766,7 @@ def processSubShapes(self,obj,base,placement=None):
         return base
 
     def spread(self,obj,shape,placement=None):
-        """Copies the object to it's Axis's points.
+        """Copies the object to its Axis's points.
 
         If the object has the "Axis" property assigned, this method creates a
         copy of the shape for each point on the object assigned as the "Axis".
@@ -812,7 +812,7 @@ def isIdentity(self,placement):
         """Checks if a placement is *almost* zero.
 
         Check if a <Base.Placement>'s displacement from (0,0,0) is almost zero,
-        and if the angle of it's rotation about it's axis is almost zero.
+        and if the angle of its rotation about its axis is almost zero.
 
         Parameters
         ----------
@@ -982,12 +982,12 @@ def computeAreas(self,obj):
                         obj.PerimeterLength = self.flatarea.Faces[0].OuterWire.Length
 
     def isStandardCase(self,obj):
-        """Determines if the component is a standard case of it's IFC type.
+        """Determines if the component is a standard case of its IFC type.
 
         Not all IFC types have a standard case.
 
         If an object is a standard case or not varies between the different
-        types. Each type has it's own rules to define what is a standard case.
+        types. Each type has its own rules to define what is a standard case.
 
         Rotated objects, or objects with Additions or Subtractions are not
         standard cases.
@@ -1075,7 +1075,7 @@ def __init__(self,vobj):
         self.setProperties(vobj)
 
     def setProperties(self,vobj):
-        """Gives the component view provider it's component view provider specific properties.
+        """Gives the component view provider its component view provider specific properties.
 
         You can learn more about properties here:
         https://wiki.freecadweb.org/property
@@ -1445,9 +1445,9 @@ def areDifferentColors(self,a,b):
         return False
 
     def colorize(self,obj,force=False):
-        """If an object is a clone, sets it it to copy the color of it's parent.
+        """If an object is a clone, sets it it to copy the color of its parent.
 
-        Will only change the color of the clone if the clone and it's parent
+        Will only change the color of the clone if the clone and its parent
         have colors that are distinguishably different from each other.
 
         Parameters
@@ -1758,7 +1758,7 @@ def getIcon(self,obj):
         return QtGui.QIcon(":/icons/Tree_Part.svg")
 
     def update(self):
-        """Populates the treewidget with it's various items.
+        """Populates the treewidget with its various items.
 
         Checks if the object being edited has attributes relevant to
         subobjects. IE: Additions, Subtractions, etc.
@@ -2055,7 +2055,7 @@ def addIfcProperty(self,idx=0,pset=None,prop=None,ptype=None):
         dropdown, it adds a property with the property type selected in the
         dropdown.
 
-        This method can also be run standalone, outside it's function as a
+        This method can also be run standalone, outside its function as a
         callback.
 
         Unless otherwise specified, the property will be called "New property".

src/Mod/Arch/ArchFloor.py

@@ -175,7 +175,7 @@ class _Floor(ArchIFC.IfcProduct):
     The Floor object.
 
     Turns a <App::DocumentObjectGroupPython> into a floor object, then
-    takes a list of objects to own as it's children.
+    takes a list of objects to own as its children.
     """
 
     def __init__(self,obj):
@@ -184,7 +184,7 @@ def __init__(self,obj):
         The floor can be based off either a group, or a python feature. Learn more
         about groups here: https://wiki.freecadweb.org/Std_Group
 
-        Adds the properties of a floor, and sets it's IFC type.
+        Adds the properties of a floor, and sets its IFC type.
 
         Parameters
         ----------
@@ -257,7 +257,7 @@ def onChanged(self,obj,prop):
     def execute(self,obj):
         """Method run when the object is recomputed.
         
-        Moves it's children if it's placement has changed since the previous
+        Moves its children if its placement has changed since the previous
         recompute. Sets any child Walls and Structures to have the height of
         the floor if they have not Height value set.
         """

src/Mod/Arch/ArchIFC.py

@@ -215,7 +215,7 @@ def addIfcAttributes(self, ifcTypeSchema, obj):
         https://wiki.freecadweb.org/Expressions
 
         Does not add the attribute if the object has a property with the
-        attribute's name. Also does not add the attribute if it's name is
+        attribute's name. Also does not add the attribute if its name is
         RefLatitude, RefLongitude, or Name.
 
         Parameters
@@ -234,10 +234,10 @@ def addIfcAttributes(self, ifcTypeSchema, obj):
             self.addIfcAttributeValueExpressions(obj, attribute)
 
     def addIfcAttribute(self, obj, attribute):
-        """Adds an IFC type's attribute to the object, within it's properties.
+        """Adds an IFC type's attribute to the object, within its properties.
 
         Adds the attribute's schema to the object's IfcData property, as an
-        item under it's "attributes" array.
+        item under its "attributes" array.
 
         Also adds the attribute as a property of the object.
 
@@ -388,7 +388,7 @@ def purgeUnusedIfcAttributesFromPropertiesList(self, ifcTypeSchema, obj):
 
         Removes the property representing an IFC attribute, if it does not
         appear in the schema of the IFC type provided. Also, removes the
-        property if it's attribute is an enum type, presumably for backwards
+        property if its attribute is an enum type, presumably for backwards
         compatibility.
 
         Learn more about IFC enums here:

src/Mod/Arch/ArchProject.py

@@ -136,13 +136,13 @@ class _Project(ArchIFC.IfcContext):
     """The project object.
 
     Takes a <Part::FeaturePython>, and turns it into a Project. Then takes a
-    list of Arch sites to own as it's children.
+    list of Arch sites to own as its children.
     """
 
     def __init__(self, obj):
         """Initialises the project.
 
-        Adds the properties of a project, and sets it's IFC type.
+        Adds the properties of a project, and sets its IFC type.
 
         Parameters
         ----------

src/Mod/Arch/ArchSite.py

@@ -538,7 +538,7 @@ def __init__(self,obj):
 
         The site must be based off a <Part::FeaturePython> object.
 
-        Adds the properties of a site, and sets it's IFC type.
+        Adds the properties of a site, and sets its IFC type.
 
         Parameters
         ----------
@@ -793,10 +793,10 @@ def __init__(self,vobj):
         self.setProperties(vobj)
 
     def setProperties(self,vobj):
-        """Gives the site view provider it's site view provider specific properties.
+        """Gives the site view provider its site view provider specific properties.
 
         These include solar diagram and compass data, dealing the orientation
-        of the site, and it's orientation to the sun.
+        of the site, and its orientation to the sun.
 
         You can learn more about properties here: https://wiki.freecadweb.org/property
         """

src/Mod/Arch/ArchWall.py

@@ -77,7 +77,7 @@ def makeWall(baseobj=None,height=None,length=None,width=None,align="Center",face
         Arch default if left empty.
     align: str, optional
         Either "Center", "Left", or "Right". Effects the alignment of the wall
-        on it's baseline.
+        on its baseline.
     face: int, optional
         The index number of a face on the given baseobj, to base the wall on.
     name: str, optional
@@ -700,7 +700,7 @@ def __init__(self, obj):
         obj.IfcType = "Wall"
 
     def setProperties(self, obj):
-        """Gives the wall it's wall specific properties, such as it's alignment.
+        """Gives the wall its wall specific properties, such as its alignment.
 
         You can learn more about properties here:
         https://wiki.freecadweb.org/property
@@ -1201,7 +1201,7 @@ def getExtrusionData(self,obj):
                     # If the user has defined a specific face of the Base
                     # object to build the wall from, extrude from that face,
                     # and return the extrusion moved to (0,0,0), normal of the
-                    # face, and placement to move the extrusion back to it's
+                    # face, and placement to move the extrusion back to its
                     # original position.
                     elif obj.Face > 0:
                         if len(obj.Base.Shape.Faces) >= obj.Face: