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Allow passing of parameters to algorithms in dictionaries.

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This commit is contained in:
Rado Guzinski 2014-06-26 16:09:00 +02:00
parent 2d5e5c5957
commit 159c1555f9
1 changed files with 26 additions and 11 deletions
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37
python/plugins/processing/core/Processing.py
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@ -286,24 +286,39 @@ class Processing:
if alg is None:
print 'Error: Algorithm not found\n'
return
if len(args) != alg.getVisibleParametersCount() \
+ alg.getVisibleOutputsCount():
print 'Error: Wrong number of parameters'
processing.alghelp(algOrName)
return
alg = alg.getCopy()
if isinstance(args, dict):
# Set params by name
for (name, value) in args.items():
if alg.getParameterFromName(name).setValue(value):
if len(args) == 1 and isinstance(args[0], dict):
# Set params by name and try to run the alg even if not all parameter values are provided,
# by using the default values instead.
setParams = []
for (name, value) in args[0].items():
param = alg.getParameterFromName(name)
if param and param.setValue(value):
setParams.append(name)
continue
if alg.getOutputFromName(name).setValue(value):
output = alg.getOutputFromName(name)
if output and output.setValue(value):
continue
print 'Error: Wrong parameter value %s for parameter %s.' \
% (value, name)
ProcessingLog.addToLog(ProcessingLog.LOG_ERROR, "Error in %s. Wrong parameter value %s for parameter %s." \
% (alg.name, value, name))
return
# fill any missing parameters with default values if allowed
for param in alg.parameters:
if param.name not in setParams:
if not param.setValue(None):
print ("Error: Missing parameter value for parameter %s." % (param.name))
ProcessingLog.addToLog(ProcessingLog.LOG_ERROR, "Error in %s. Missing parameter value for parameter %s." \
% (alg.name, param.name))
return
else:
if len(args) != alg.getVisibleParametersCount() \
+ alg.getVisibleOutputsCount():
print 'Error: Wrong number of parameters'
processing.alghelp(algOrName)
return
i = 0
for param in alg.parameters:
if not param.hidden: