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#!/usr/bin/python
# This script confirms what ledger tells you.
import sys
import os
import re
def clean(num):
num = re.sub("(\s+|\$|,)","", num)
m = re.search("([-0-9.]+)", num)
if m:
return float(m.group(1))
else:
return float(num)
running_total = 0.0
index = 1
last_line = ""
errors = 0
args = sys.argv[1]
for line in os.popen(re.sub('\$cmd', 'reg', args)):
match = re.match("\\s*([-$,0-9.]+)\\s+([-$,0-9.]+)", line[54:])
if not match:
continue
value = clean(match.group(1))
total = clean(match.group(2))
running_total += value
diff = abs(running_total - total)
if re.search(' -[VGB] ', args) and diff < 0.015:
diff = 0.0
if diff > 0.001:
print "DISCREPANCY: %.3f (%.3f - %.3f) at line %d:" % \
(running_total - total, running_total, total, index)
print line,
running_total = total
errors += 1
index += 1
last_line = line
balance_total = 0.0
for line in os.popen(re.sub('\$cmd', 'bal', args)):
if line[0] != '-':
balance_total = clean(line[:20])
diff = abs(balance_total - running_total)
if re.search(' -[VGB] ', args) and diff < 0.015:
diff = 0.0
if diff > 0.001:
print
print "DISCREPANCY: %.3f (%.3f - %.3f) between register and balance" % \
(balance_total - running_total, balance_total, running_total)
print last_line,
errors += 1
sys.exit(errors)
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