Initial commit - column sorter is working OK

.gitignore

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+**.pyc
+
+*.kicad_mod
+.idea/

KiBOM/__init__.py

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+import columns
+import netlist_reader
+import units
+import component
+import sort

KiBOM/columns.py

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+
+class Columns:
+
+    #default columns (immutable)
+    COL_REFERENCE = 'Reference'
+    COL_DESCRIPTION = 'Description'
+    COL_VALUE = 'Value'
+    COL_FP = 'Footprint'
+    COL_FP_LIB = 'Footprint Lib'
+    COL_PART = 'Part'
+    COL_PART_LIB = 'Part Lib'
+    COL_DATASHEET = 'Datasheet'
+    
+    #default columns for groups
+    COL_GRP_QUANTITY = 'Quantity'
+    
+    #all available columns
+    _COLUMNS_ALL = [
+               COL_DESCRIPTION,
+               COL_PART,
+               COL_PART_LIB,
+               COL_REFERENCE,
+               COL_VALUE,
+               COL_FP,
+               COL_FP_LIB,
+               COL_DATASHEET
+               ]
+                   
+    #default columns
+    #these columns are 'immutable'
+    _COLUMNS_DEFAULT = [
+                COL_DESCRIPTION,
+                COL_PART,
+                COL_REFERENCE,
+                COL_VALUE,
+                COL_FP
+                ]
+                
+    _COLUMNS_GROUPED = [
+                COL_GRP_QUANTITY,
+                ]
+    def __str__(self):
+        return " ".join(self.columns)
+
+    def __repr__(self):
+        return self.__str__()
+                
+    def __init__(self, cols=_COLUMNS_DEFAULT):
+
+        #make a copy of the supplied columns
+        self.columns = [col for col in cols]
+
+    def _hasColumn(self, title):
+
+        title = title.lower()
+        
+        for c in self.columns:
+            if c.lower() == title:
+                return True
+
+        return False
+
+    """
+    Remove a column from the list. Specify either the heading or the index
+    """
+    def RemoveColumn(self, col):
+        if type(col) is str:
+            self.RemoveColumnByName(col)
+        elif type(col) is int and col >= 0 and col < len(self.columns):
+            self.RemoveColumnByName(self.columns[col])
+
+    def RemoveColumnByName(self, name):
+
+        name = name.lower()
+
+        #first check if this is in an immutable colum
+        if name in [c.lower() for c in self._COLUMNS_DEFAULT]:
+            return
+
+        #Obtain a <lower-case> list of all columns for comparison
+        lCols = [c.lower() for c in self.columns]
+
+        #column does not exist, return
+        if name not in lCols:
+            return
+
+        try:
+            index = lCols.index(name)
+            del self.columns[index]
+        except ValueError:
+            return
+
+    #add a new column (if it doesn't already exist!)
+    def AddColumn(self, title, index=None):
+
+        if type(title) is not str:
+            return
+
+        if self._hasColumn(title):
+            return
+
+        if type(index) is not int or index < 0 or index >= len(self.columns): #append
+            self.columns.append(title)
+
+        #otherwise, splice the new column in
+        else:
+            self.columns = self.columns[0:index] + [title] + self.columns[index:]
+
+if __name__ == '__main__':
+    c = Columns()
+
+    c.AddColumn("Test1")
+    c.AddColumn("Test1")
+    c.AddColumn("Test2")
+    c.AddColumn("Test3")
+    c.AddColumn("Test4")
+    c.AddColumn("Test2")
+
+    c.RemoveColumn("Test2")
+    c.RemoveColumn("Part")
+    c.RemoveColumn(2)
+    c.RemoveColumn(5)