with monthly bills and < 12 in first year, wont have full yr total so cant do simple growth - fix for this

This commit is contained in:
2025-08-31 10:08:14 +10:00
parent 7ad767759f
commit 4c96a9b576

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@@ -429,17 +429,20 @@ def derive_ann_growth( bill_type, bill_info ):
max_growth = growth
# data to work with
if count:
# strt with 0, set it if we can below
simple_growth=0
if simple_first_yr != simple_last_yr:
# calculate a simple growth with full year consecutive totals -> last - first / years
simple_growth=( ((total[simple_last_yr]-total[simple_first_yr])/(simple_last_yr-simple_first_yr)) / total[simple_first_yr] )*100.0
else:
# calculate a simple growth based on last - first / years - only 1 consecutive year I guess, so can't use it, use real first/last
if bill_info[bill_type]['first_bill_year'] != bill_info[bill_type]['last_real_bill_year']:
if bill_info[bill_type]['first_bill_year'] != bill_info[bill_type]['last_real_bill_year'] and bill_info[bill_type]['first_bill_year'] in total and bill_info[bill_type]['last_real_bill_year'] in total:
simple_growth=( ((total[bill_info[bill_type]['last_real_bill_year']]-total[bill_info[bill_type]['first_bill_year']])/(bill_info[bill_type]['last_real_bill_year']-bill_info[bill_type]['first_bill_year'])) / total[bill_info[bill_type]['first_bill_year']] )*100.0
set_bill_type_growth( bill_type, min_growth, avg_growth/count, max_growth, simple_growth )
else:
# okay use last - first / years to get a simple_growth, just need bills from different years
if bill_info[bill_type]['first_bill_year'] != bill_info[bill_type]['last_real_bill_year']:
# if there are totals for them (may not be set with monthly and < 12 bills in 1st year)
if bill_info[bill_type]['first_bill_year'] != bill_info[bill_type]['last_real_bill_year'] and bill_info[bill_type]['first_bill_year'] in total and bill_info[bill_type]['last_real_bill_year'] in total:
simple_growth=( ((total[bill_info[bill_type]['last_real_bill_year']]-total[bill_info[bill_type]['first_bill_year']])/(bill_info[bill_type]['last_real_bill_year']-bill_info[bill_type]['first_bill_year'])) / total[bill_info[bill_type]['first_bill_year']] )*100.0
set_bill_type_growth( bill_type, 0, 0, 0, simple_growth )
else: