various fixes from review
- Rename the report to title case
- Added company filter
- fixed checks in filter and += operator for total
diff --git a/erpnext/selling/report/territory_wise_sales/territory_wise_sales.js b/erpnext/selling/report/territory_wise_sales/territory_wise_sales.js
index 12f5304..767d529 100644
--- a/erpnext/selling/report/territory_wise_sales/territory_wise_sales.js
+++ b/erpnext/selling/report/territory_wise_sales/territory_wise_sales.js
@@ -10,7 +10,13 @@
 			fieldname:"expected_closing_date",
 			label: __("Expected Closing Date"),
 			fieldtype: "DateRange",
-			default: [frappe.datetime.add_months(frappe.datetime.get_today(),-1), frappe.datetime.get_today()]
+			default: [frappe.datetime.add_months(frappe.datetime.get_today(),-1), frappe.datetime.get_today()],
+		},
+		{
+			fieldname: "company",
+			label: __("Company"),
+			fieldtype: "Link",
+			options: "Company",
 		}
 	]
 };
diff --git a/erpnext/selling/report/territory_wise_sales/territory_wise_sales.json b/erpnext/selling/report/territory_wise_sales/territory_wise_sales.json
index 88dfe8a..b98d1a2 100644
--- a/erpnext/selling/report/territory_wise_sales/territory_wise_sales.json
+++ b/erpnext/selling/report/territory_wise_sales/territory_wise_sales.json
@@ -1,21 +1,27 @@
 {
  "add_total_row": 0,
- "creation": "2020-01-10 13:02:23.312515",
+ "creation": "2020-01-31 10:34:33.319047",
  "disable_prepared_report": 0,
  "disabled": 0,
  "docstatus": 0,
  "doctype": "Report",
  "idx": 0,
  "is_standard": "Yes",
- "modified": "2020-01-14 14:50:33.863423",
+ "modified": "2020-01-31 10:34:33.319047",
  "modified_by": "Administrator",
  "module": "Selling",
- "name": "Territory wise Sales",
+ "name": "Territory-wise Sales",
  "owner": "Administrator",
  "prepared_report": 0,
- "query": "",
  "ref_doctype": "Opportunity",
- "report_name": "Territory wise Sales",
+ "report_name": "Territory-wise Sales",
  "report_type": "Script Report",
- "roles": []
+ "roles": [
+  {
+   "role": "Sales User"
+  },
+  {
+   "role": "Sales Manager"
+  }
+ ]
 }
\ No newline at end of file
diff --git a/erpnext/selling/report/territory_wise_sales/territory_wise_sales.py b/erpnext/selling/report/territory_wise_sales/territory_wise_sales.py
index 12582a6..c8a63ee 100644
--- a/erpnext/selling/report/territory_wise_sales/territory_wise_sales.py
+++ b/erpnext/selling/report/territory_wise_sales/territory_wise_sales.py
@@ -57,16 +57,16 @@
 	sales_invoices = get_sales_invoice(sales_orders)
 
 	for territory in frappe.get_all("Territory"):
-		territory_opportunities = list(filter(lambda x: x.territory == territory.name, opportunities)) if opportunities and opportunities else None
+		territory_opportunities = list(filter(lambda x: x.territory == territory.name, opportunities)) if opportunities and opportunities else []
 		t_opportunity_names = [t.name for t in territory_opportunities] if territory_opportunities else None
 
-		territory_quotations = list(filter(lambda x: x.opportunity in t_opportunity_names, quotations)) if t_opportunity_names and quotations else None
+		territory_quotations = list(filter(lambda x: x.opportunity in t_opportunity_names, quotations)) if t_opportunity_names and quotations else []
 		t_quotation_names = [t.name for t in territory_quotations] if territory_quotations else None
 
-		territory_orders = list(filter(lambda x: x.quotation in t_quotation_names, sales_orders)) if t_quotation_names and sales_orders else None
+		territory_orders = list(filter(lambda x: x.quotation in t_quotation_names, sales_orders)) if t_quotation_names and sales_orders else []
 		t_order_names = [t.name for t in territory_orders] if territory_orders else None
 
-		territory_invoices = list(filter(lambda x: x.sales_order in t_order_names, sales_invoices)) if t_order_names and sales_invoices else None
+		territory_invoices = list(filter(lambda x: x.sales_order in t_order_names, sales_invoices)) if t_order_names and sales_invoices else []
 
 		territory_data = {
 			"territory": territory.name,
@@ -84,11 +84,19 @@
 
 	if filters.from_date and filters.to_date:
 		conditions = " WHERE expected_closing between %(from_date)s and %(to_date)s"
+	
+	if filters.company:
+		if conditions:
+			conditions += " AND" 
+		else:
+			conditions += " WHERE"
+		conditions += " company = %(company)s"
+
 
 	return frappe.db.sql("""
 		SELECT name, territory, opportunity_amount
 		FROM `tabOpportunity` {0}
-	""".format(conditions), filters, as_dict=1)
+	""".format(conditions), filters, as_dict=1) #nosec
 
 def get_quotations(opportunities):
 	if not opportunities:
@@ -100,7 +108,7 @@
 		SELECT `name`,`base_grand_total`, `opportunity`
 		FROM `tabQuotation`
 		WHERE docstatus=1 AND opportunity in ({0})
-	""".format(', '.join(["%s"]*len(opportunity_names))), tuple(opportunity_names), as_dict=1)
+	""".format(', '.join(["%s"]*len(opportunity_names))), tuple(opportunity_names), as_dict=1) #nosec
 
 def get_sales_orders(quotations):
 	if not quotations:
@@ -112,7 +120,7 @@
 	SELECT so.`name`, so.`base_grand_total`, soi.prevdoc_docname as quotation
 	FROM `tabSales Order` so, `tabSales Order Item` soi
 	WHERE so.docstatus=1 AND so.name = soi.parent AND soi.prevdoc_docname in ({0})
-	""".format(', '.join(["%s"]*len(quotation_names))), tuple(quotation_names), as_dict=1)
+	""".format(', '.join(["%s"]*len(quotation_names))), tuple(quotation_names), as_dict=1) #nosec
 
 def get_sales_invoice(sales_orders):
 	if not sales_orders:
@@ -124,7 +132,7 @@
 	SELECT si.name, si.base_grand_total, sii.sales_order
 	FROM `tabSales Invoice` si, `tabSales Invoice Item` sii
 	WHERE si.docstatus=1 AND si.name = sii.parent AND sii.sales_order in ({0})
-	""".format(', '.join(["%s"]*len(so_names))), tuple(so_names), as_dict=1)
+	""".format(', '.join(["%s"]*len(so_names))), tuple(so_names), as_dict=1) #nosec
 
 def _get_total(doclist, amount_field="base_grand_total"):
 	if not doclist:
@@ -132,6 +140,6 @@
 
 	total = 0
 	for doc in doclist:
-		total = total + doc.get(amount_field, 0)
+		total += doc.get(amount_field, 0)
 	
 	return total