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Commit 54d6f740 authored by Jameson Graef Rollins's avatar Jameson Graef Rollins

new Struct.diff() method to return list of differences with another struct

returns list of (param, value, other_value) tuples.

command line interface added as well.
parent 832f5fc1
Pipeline #29291 passed with stages
in 55 seconds
......@@ -78,6 +78,8 @@ group.add_argument('--yaml', '-y', action='store_true',
help="print IFO as yaml to stdout and exit")
group.add_argument('--text', '-x', action='store_true',
help="print IFO as text table to stdout and exit")
group.add_argument('--diff', '-d', metavar='IFO',
help="show differences table between another IFO description")
group.add_argument('--no-plot', '-np', action='store_false', dest='plot',
help="supress plotting")
parser.add_argument('IFO', default=IFO,
......@@ -109,6 +111,18 @@ def main():
if args.text:
print(ifo.to_txt(), end='')
return
if args.diff:
fmt = '{:30} {:>20} {:>20}'
ifoo = load_ifo(args.diff)
diffs = ifo.diff(ifoo)
if diffs:
print(fmt.format('', args.IFO, args.diff))
for p in diffs:
k = str(p[0])
v = repr(p[1])
ov = repr(p[2])
print(fmt.format(k, v, ov))
return
if args.plot:
if args.save:
# FIXME: this silliness seems to be the only way to have
......
......@@ -196,6 +196,26 @@ class Struct(object):
except (AttributeError, TypeError):
yield k, v
def diff(self, other):
"""Return tuple of differences between target IFO.
Returns list of (key, value, other_value) tuples. Value is
None if key not present.
"""
diffs = []
for k, ov in other.walk():
v = self.get(k, None)
if ov != v and ov is not v:
diffs.append((k, v, ov))
for k, v in self.walk():
ov = other.get(k, None)
if ov is None:
diffs.append((k, v, ov))
return diffs
def to_txt(self, path=None, fmt='0.6e', delimiter=': ', end=''):
"""Return text represenation of Struct, one element per line.
......
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