[IMP] dynamic_accounts_report: speedup generating General Ledge, Partner Ledger and Balance Sheet

dynamic_accounts_report/wizard/balance_sheet.py

@@ -1,4 +1,5 @@
 import time
+from collections import defaultdict
 from odoo import fields, models, api, _
 
 import io
@@ -469,11 +470,11 @@ class BalanceSheetView(models.TransientModel):
             params = (tuple(accounts.ids),) + tuple(where_params)
         cr.execute(sql, params)
 
+        balance_dict = defaultdict(float)
         for row in cr.dictfetchall():
-            balance = 0
-            for line in move_lines.get(row['account_id']):
-                balance += round(line['debit'], 2) - round(line['credit'], 2)
+            balance = balance_dict[row['account_id']]
             row['balance'] += (round(balance, 2))
+            balance_dict[row['account_id']] += round(row['debit'], 2) - round(row['credit'], 2)
             row['m_id'] = row['account_id']
             move_lines[row.pop('account_id')].append(row)
         # Calculate the debit, credit and balance for Accounts

dynamic_accounts_report/wizard/general_ledger.py

@@ -336,11 +336,16 @@ class GeneralView(models.TransientModel):
             params = (tuple(accounts.ids),) + tuple(where_params)
         cr.execute(sql, params)
 
+        balance_dict = {}
         for row in cr.dictfetchall():
-            balance = 0
-            for line in move_lines.get(row['account_id']):
-                balance += round(line['debit'],2) - round(line['credit'],2)
+            if row['account_id'] in balance_dict:
+                balance = balance_dict[row['account_id']]
+            else:
+                balance = balance_dict[row['account_id']] = 0
+                for line in move_lines.get(row['account_id']):
+                    balance += round(line['debit'], 2) - round(line['credit'], 2)
             row['balance'] += round(balance,2)
+            balance_dict[row['account_id']] += round(row['debit'], 2) - round(row['credit'], 2)
             row['m_id'] = row['account_id']
             move_lines[row.pop('account_id')].append(row)
 

dynamic_accounts_report/wizard/partner_leadger.py

@@ -1,4 +1,5 @@
 import time
+from collections import defaultdict
 from odoo import fields, models, api, _
 
 import io
@@ -298,12 +299,12 @@ class PartnerView(models.TransientModel):
 
         account_list = { x.id : {'name' : x.name, 'code': x.code} for x in accounts}
 
+        balance_dict = defaultdict(float)
         for row in cr.dictfetchall():
-            balance = 0
             if row['partner_id'] in move_lines:
-                for line in move_lines.get(row['partner_id']):
-                    balance += round(line['debit'],2) - round(line['credit'],2)
+                balance = balance_dict[row['partner_id']]
                 row['balance'] += (round(balance, 2))
+                balance_dict[row['partner_id']] += round(row['debit'], 2) - round(row['credit'], 2)
                 row['m_id'] = row['account_id']
                 row['account_name'] = account_list[row['account_id']]['name'] + "(" +account_list[row['account_id']]['code'] + ")"
                 move_lines[row.pop('partner_id')].append(row)