41 lines
999 B
Python
41 lines
999 B
Python
import sys
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def save_data(group_data,output_feature,output_group):
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if len(group_data) == 0:
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return
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output_group.write(str(len(group_data))+"\n")
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for data in group_data:
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output_feature.write(data[0] + " " + " ".join(data[2:]) + "\n")
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if __name__ == "__main__":
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if len(sys.argv) != 4:
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print "Usage: python trans_data.py [Ranksvm Format Input] [Output Feature File] [Output Group File]"
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sys.exit(0)
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input = open(sys.argv[1])
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output_feature = open(sys.argv[2],"w")
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output_group = open(sys.argv[3],"w")
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group_data = []
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group = ""
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for line in input:
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if not line:
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break
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if "#" in line:
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line = line[:line.index("#")]
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splits = line.strip().split(" ")
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if splits[1] != group:
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save_data(group_data,output_feature,output_group)
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group_data = []
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group = splits[1]
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group_data.append(splits)
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save_data(group_data,output_feature,output_group)
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input.close()
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output_feature.close()
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output_group.close()
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