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66 lines
2.1 KiB
66 lines
2.1 KiB
from collections import defaultdict
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from difflib import SequenceMatcher
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from inspect import getsourcelines
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from collections import OrderedDict
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from migration_base import appconfs, legacy_app
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def is_unannotated_field_line(line):
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return not line.strip().startswith('#') and ' = ' in line and ' # ' not in line
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def is_field_line(line):
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return not line.strip().startswith('#') and ' = ' in line and ' # ' in line
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def get_field(line):
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return line.split('=')[0].strip()
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def print_commented_source(model):
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new_fields = [f.name for f in model._meta.fields]
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legacy_fields = [f.name for f in legacy_app.get_model(model.__name__)._meta.fields if f.name != 'ind_excluido']
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new_to_old = dict(zip(new_fields, legacy_fields))
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lines = getsourcelines(model)[0]
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cols = max(map(len, [line for line in lines if is_field_line(line)]))
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print '\n'
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for line in lines:
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if not is_unannotated_field_line(line):
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print line.rstrip()
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else:
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print '%s # %s' % (line.rstrip().ljust(cols), new_to_old[get_field(line)])
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return new_to_old
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field_mappings = OrderedDict()
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for app in appconfs:
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for model in app.models.values():
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new_to_old = OrderedDict()
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lines = getsourcelines(model)[0]
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for line in lines:
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if is_field_line(line):
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new = get_field(line)
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old = line.split('#')[-1].strip()
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new_to_old[new] = old
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field_mappings[model] = new_to_old
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def check_similarity():
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def similar(a, b):
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return SequenceMatcher(None, a, b).ratio()
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different_pairs = defaultdict(list)
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for model, new_to_old in field_mappings.items():
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for new, old in new_to_old.items():
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if similar(new, old) < 0.7:
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different_pairs[model].append((new, old))
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if different_pairs:
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print '\n\n######## Different Pairs #########'
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for model, pairs in different_pairs.items():
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print '%s (%s)' % (model.__name__, app.name)
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for a, b in pairs:
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print ' ', a, b
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return different_pairs
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