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[#3600] check if message file is empty
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@ -165,6 +165,10 @@ def process_file(filename):
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with open(filename, encoding='utf-8') as f:
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with open(filename, encoding='utf-8') as f:
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lines = f.read().splitlines()
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lines = f.read().splitlines()
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# Do not process the file if it is empty.
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if len(lines) == 0:
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return
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# Search for the first line starting with the percent character. Everything
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# Search for the first line starting with the percent character. Everything
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# before it is considered the file header and is copied to the output with
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# before it is considered the file header and is copied to the output with
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# leading and trailing spaces removed.
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# leading and trailing spaces removed.
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