Write a look-up text file for xBin,yBin ranges for each column combo.

Grid.py

@@ -18,11 +18,11 @@ def __init__(self, size, xAxis, yAxis):
 
     def buildGrid(self, min_den):
         """Composes a 2-dimensional grid structure."""
-        for y in range(self.size):
+        for y in range(len(self.yAxis)):
             row = []
 
-            for x in range(self.size):
-                min_y = self.yAxis[(self.size - y) - 1]
+            for x in range(len(self.xAxis)):
+                min_y = self.yAxis[(self.size - y)- 1]
                 max_y = self.yAxis[(self.size - y)]
 
                 min_x = self.xAxis[(self.size - x) - 1]

main.py

@@ -16,15 +16,15 @@
 def partitionAttributes(values, partitionSize = 5):
     """Divide values equally according to the specified partition size."""
 
-    rangeDistance = (max(values) - min(values)) / partitionSize
+    rangeDistance = (max(values) - min(values)) / (partitionSize + 1)
 
     ranges = [round(min(values) + ( x * rangeDistance), 2) for x in range(partitionSize)]
     ranges.append(max(values))
 
     return ranges
 
 def clusterTwoColumns(columnOneIdentifier, columnTwoIdentifier):
-    # Build a grid for clustering against "petal_length" vs. "petal_width"
+    # Build a grid for clustering against columnOneIdentifier vs. columnTwoIdentifier
     xAxisRange = partitionAttributes(valuesPerAttr[columnOneIdentifier])
     yAxisRange = partitionAttributes(valuesPerAttr[columnTwoIdentifier])
 
@@ -64,6 +64,18 @@ def clusterTwoColumns(columnOneIdentifier, columnTwoIdentifier):
         dictWriter.writeheader()
         dictWriter.writerows(data)
 
+    # Write ranges to a text file for look up.
+    rangeTuples = []
+
+    for i in range(len(attributes) + 1):
+        x = xAxisRange[i]
+        y = yAxisRange[i]
+        rangeTuples.append([x, y])
+
+    f1 = open(outputFolder + columnOneIdentifier + "_" + columnTwoIdentifier + ".txt", 'w')
+    f1.write(columnOneIdentifier + ',' + columnTwoIdentifier + '\n')
+    f1.write(',\n'.join((str(s[0]) + ", " + (str(s[1]))) for s in rangeTuples))
+
 for i in range(len(attributes)-1):
     for j in range(i+1, len(attributes)-1):
-        clusterTwoColumns(attributes[i], attributes[j])
+        clusterTwoColumns(attributes[i], attributes[j])