35 lines
828 B
Python
35 lines
828 B
Python
#!/usr/bin/python3
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# Expected input is a file, where blocks of lines are separated by newline.
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# Blocks will be sorted.
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# Intention is to prepare files for comparison, were lines inside each block are
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# in stable order, but the order of blocks is random.
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import sys
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import string
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if (len(sys.argv) != 2):
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print("syntax: " + sys.argv[0] + " input-filename")
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sys.exit(1)
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filename = sys.argv[1]
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block = []
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block_list = []
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with open(filename, 'r') as f:
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for line in f:
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if (len(line) == 1):
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if len(block) == 0:
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continue
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else:
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combined_string = string.join(block, '')
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block_list.append(combined_string)
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block = []
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else:
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block.append(line)
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block_list.sort()
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for block in block_list:
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print(block)
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