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Merge pull request #4792 from anandpdoshi/optimize/stock-balance-report

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[optimization] stock balance report - force index + improve memory usage
This commit is contained in:
Rushabh Mehta 2016-02-12 13:09:15 +05:30
commit cc57088f5c
1 changed files with 47 additions and 43 deletions
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32
erpnext/stock/report/stock_balance/stock_balance.py
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@ -14,14 +14,12 @@ def execute(filters=None):
iwb_map = get_item_warehouse_map(filters)
data = []
for company in sorted(iwb_map):
for item in sorted(iwb_map[company]):
for wh in sorted(iwb_map[company][item]):
qty_dict = iwb_map[company][item][wh]
for (company, item, warehouse) in sorted(iwb_map):
qty_dict = iwb_map[(company, item, warehouse)]
data.append([item, item_map[item]["item_name"],
item_map[item]["item_group"],
item_map[item]["brand"],
item_map[item]["description"], wh,
item_map[item]["description"], warehouse,
item_map[item]["stock_uom"], qty_dict.opening_qty,
qty_dict.opening_val, qty_dict.in_qty,
qty_dict.in_val, qty_dict.out_qty,
@ -63,7 +61,7 @@ def get_conditions(filters):
frappe.throw(_("'From Date' is required"))
if filters.get("to_date"):
conditions += " and posting_date <= '%s'" % filters["to_date"]
conditions += " and posting_date <= '%s'" % frappe.db.escape(filters["to_date"])
else:
frappe.throw(_("'To Date' is required"))
@ -77,24 +75,29 @@ def get_stock_ledger_entries(filters):
conditions = get_conditions(filters)
return frappe.db.sql("""select item_code, warehouse, posting_date, actual_qty, valuation_rate,
company, voucher_type, qty_after_transaction, stock_value_difference
from `tabStock Ledger Entry`
from `tabStock Ledger Entry` force index (posting_sort_index)
where docstatus < 2 %s order by posting_date, posting_time, name""" %
conditions, as_dict=1)
def get_item_warehouse_map(filters):
sle = get_stock_ledger_entries(filters)
iwb_map = {}
from_date = getdate(filters["from_date"])
to_date = getdate(filters["to_date"])
sle = get_stock_ledger_entries(filters)
for d in sle:
iwb_map.setdefault(d.company, {}).setdefault(d.item_code, {}).\
setdefault(d.warehouse, frappe._dict({\
key = (d.company, d.item_code, d.warehouse)
if key not in iwb_map:
iwb_map[key] = frappe._dict({
"opening_qty": 0.0, "opening_val": 0.0,
"in_qty": 0.0, "in_val": 0.0,
"out_qty": 0.0, "out_val": 0.0,
"bal_qty": 0.0, "bal_val": 0.0,
"val_rate": 0.0, "uom": None
}))
qty_dict = iwb_map[d.company][d.item_code][d.warehouse]
})
qty_dict = iwb_map[(d.company, d.item_code, d.warehouse)]
if d.voucher_type == "Stock Reconciliation":
qty_diff = flt(d.qty_after_transaction) - qty_dict.bal_qty
@ -103,10 +106,11 @@ def get_item_warehouse_map(filters):
value_diff = flt(d.stock_value_difference)
if d.posting_date < getdate(filters["from_date"]):
if d.posting_date < from_date:
qty_dict.opening_qty += qty_diff
qty_dict.opening_val += value_diff
elif d.posting_date >= getdate(filters["from_date"]) and d.posting_date <= getdate(filters["to_date"]):
elif d.posting_date >= from_date and d.posting_date <= to_date:
if qty_diff > 0:
qty_dict.in_qty += qty_diff
qty_dict.in_val += value_diff