Added new report for Supplier Quotation comparisons
diff --git a/erpnext/buying/report/quoted_item_comparison/__init__.py b/erpnext/buying/report/quoted_item_comparison/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/erpnext/buying/report/quoted_item_comparison/__init__.py
diff --git a/erpnext/buying/report/quoted_item_comparison/quoted_item_comparison.js b/erpnext/buying/report/quoted_item_comparison/quoted_item_comparison.js
new file mode 100644
index 0000000..45bc738
--- /dev/null
+++ b/erpnext/buying/report/quoted_item_comparison/quoted_item_comparison.js
@@ -0,0 +1,15 @@
+// Copyright (c) 2016, Frappe Technologies Pvt. Ltd. and contributors
+// For license information, please see license.txt
+
+frappe.query_reports["Quoted Item Comparison"] = {
+	"filters": [
+	{
+		"fieldname":"item",
+		"label": __("Item"),
+		"fieldtype": "Link",
+		"options": "Item",
+		"default": ""
+		
+	}
+	]
+}
diff --git a/erpnext/buying/report/quoted_item_comparison/quoted_item_comparison.json b/erpnext/buying/report/quoted_item_comparison/quoted_item_comparison.json
new file mode 100644
index 0000000..00e89f0
--- /dev/null
+++ b/erpnext/buying/report/quoted_item_comparison/quoted_item_comparison.json
@@ -0,0 +1,18 @@
+{
+ "add_total_row": 0, 
+ "apply_user_permissions": 1, 
+ "creation": "2016-07-21 08:31:05.890362", 
+ "disabled": 0, 
+ "docstatus": 0, 
+ "doctype": "Report", 
+ "idx": 0, 
+ "is_standard": "Yes", 
+ "modified": "2016-07-21 12:32:45.733155", 
+ "modified_by": "Administrator", 
+ "module": "Buying", 
+ "name": "Quoted Item Comparison", 
+ "owner": "Administrator", 
+ "ref_doctype": "Supplier Quotation", 
+ "report_name": "Quoted Item Comparison", 
+ "report_type": "Script Report"
+}
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diff --git a/erpnext/buying/report/quoted_item_comparison/quoted_item_comparison.py b/erpnext/buying/report/quoted_item_comparison/quoted_item_comparison.py
new file mode 100644
index 0000000..5bf9c7b
--- /dev/null
+++ b/erpnext/buying/report/quoted_item_comparison/quoted_item_comparison.py
@@ -0,0 +1,100 @@
+# Copyright (c) 2013, Frappe Technologies Pvt. Ltd. and contributors
+# For license information, please see license.txt
+
+from __future__ import unicode_literals
+import frappe
+
+def execute(filters=None):
+	
+	qty_list = get_quantity_list(filters.item)
+	
+	data = get_quote_list(filters.item, qty_list)
+	
+	columns = get_columns(qty_list)
+	
+	return columns, data
+
+	
+def get_quote_list(item, qty_list):
+	
+	out = []
+	
+	if item:
+		price_data = []
+		suppliers = []
+		# Get the list of suppliers
+		for root in frappe.db.sql("""select parent, qty, rate from `tabSupplier Quotation Item` where item_code=%s and docstatus < 2""", item, as_dict=1):
+			for splr in frappe.db.sql("""SELECT supplier from `tabSupplier Quotation` where name =%s and docstatus < 2""", root.parent, as_dict=1):
+				ip = frappe._dict({
+				"supplier": splr.supplier,
+				"qty": root.qty,
+				"parent": root.parent,
+				"rate": root.rate})
+				price_data.append(ip)
+				suppliers.append(splr.supplier)
+			
+		#Add a row for each supplier
+		for root in set(suppliers):
+			row = frappe._dict({
+				"supplier_name": root
+			})
+			for col in qty_list:
+				# Get the quantity for this row
+				for item_price in price_data:
+					if str(item_price.qty) == col.key and item_price.supplier == root:
+						row[col.key] = item_price.rate
+						row[col.key + "QUOTE"] = item_price.parent
+						break
+					else:
+						row[col.key] = ""
+						row[col.key + "QUOTE"] = ""
+			out.append(row)
+			
+
+	
+	return out
+	
+def get_quantity_list(item):
+	
+	out = []
+	
+			
+	if item:
+		qty_list = frappe.db.sql("""select distinct qty from `tabSupplier Quotation Item` where ifnull(item_code,'')=%s and docstatus < 2""", item, as_dict=1)
+		qty_list.sort(reverse=False)
+		for qt in qty_list:
+			col = frappe._dict({
+				"key": str(qt.qty),
+				"label": "Qty: " + str(int(qt.qty))
+			})
+			out.append(col)
+
+	return out
+	
+def get_columns(qty_list):
+	columns = [{
+		"fieldname": "supplier_name",
+		"label": "Supplier",
+		"fieldtype": "Link",
+		"options": "Supplier",
+		"width": 200
+	}]
+
+	for qty in qty_list:
+		columns.append({
+			"fieldname": qty.key,
+			"label": qty.label,
+			"fieldtype": "Currency",
+			"options": "currency",
+			"width": 80
+		})
+		columns.append({
+			"fieldname": qty.key + "QUOTE",
+			"label": "Quotation",
+			"fieldtype": "Link",
+			"options": "Supplier Quotation",
+			"width": 90
+		})
+
+
+	return columns
\ No newline at end of file