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annotate light8/util.py @ 2112:0b80bcc82cb1
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| author | drewp@bigasterisk.com |
|---|---|
| date | Thu, 02 Jun 2022 18:52:24 +0000 |
| parents | 71489bb71528 |
| children |
| rev | line source |
|---|---|
| 0 | 1 def maxes(dicts): |
| 2 ''' | |
| 3 ({'a' : 5, 'b' : 9}, {'a' : 10, 'b' : 943}) | |
| 4 ''' | |
| 5 newdict = {} | |
| 6 for d in dicts: | |
| 7 for k,v in d.items(): | |
| 8 newdict[k] = max(v, newdict.get(k, 0)) | |
| 9 return newdict | |
| 10 | |
| 11 def scaledict(d,scl): | |
| 12 # scales all values in dict and returns a new dict | |
| 13 return dict([(k,v*scl) for k,v in d.items()]) | |
| 14 | |
| 15 # class Setting that scales, maxes | |
| 45 | 16 |
| 17 def subsetdict(d, dkeys, default=0): | |
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71489bb71528
- Meet Fader. He is going to grow up and be a crossfader some day
dmcc
parents:
45
diff
changeset
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18 """Subset of dictionary d: only the keys in dkeys. If you plan on omitting |
|
71489bb71528
- Meet Fader. He is going to grow up and be a crossfader some day
dmcc
parents:
45
diff
changeset
|
19 keys, make sure you like the default.""" |
| 45 | 20 newd = {} # dirty variables! |
| 21 for k in dkeys: | |
| 22 newd[k] = d.get(k, default) | |
| 23 return newd |