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Create tool to rename lines recursively
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tools/rename-line
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tools/rename-line
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#!/usr/bin/env python3
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import argparse
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import os
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import re
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parser = argparse.ArgumentParser(description="Renames the starts of lines in every file")
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parser.add_argument("old", help="old start of line", type=str)
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parser.add_argument("new", help="new start of line", type=str)
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args = parser.parse_args()
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lineCount = 0
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fileCount = 0
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def editfile(f, old, new):
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global lineCount, fileCount
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contents = f.readlines()
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newContents = ""
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f.seek(0)
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edited = False
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for line in contents:
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if line.startswith(old):
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edited = True
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lineCount += 1
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line = new + line[len(old):]
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newContents += line
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if edited:
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fileCount += 1
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f.write(newContents)
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f.truncate()
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for dirpath, dirname, filenames in os.walk("."):
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for filename in filenames:
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if filename.endswith("CMakeLists.txt"):
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with open(dirpath +"/" + filename, "r+") as f:
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editfile(f, args.old, args.new)
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print("Edited " + str(lineCount) + " lines in " + str(fileCount) + " files.")