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line_merger.py
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line_merger.py
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################# LICENCE START ################
# Copyright 2024 shiguobaona(https://github.com/guobao2333)
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
################# LICENCE END ##################
import os,argparse
def is_valid_path(parser, arg, file_or_folder=None):
if file_or_folder == 'file':
if not os.path.isfile(arg):
parser.error(f"文件不存在:'{arg}'")
elif file_or_folder == 'folder':
if not os.path.isdir(arg):
parser.error(f"目录无效:'{arg}'")
else:
if not os.path.exists(arg):
parser.error(f"路径无效:'{arg}'")
return arg
def merge_files(file1, file2, output, direction):
f1_n = os.path.basename(file1)
f2_n = os.path.basename(file2)
with open(file1, 'r') as f1, open(output, 'w') as f3:
with open(file2, 'r') as f2:
if direction == 'left':
print(f"合并方向:{f2_n} + {f1_n}")
for line1, line2 in zip(f1, f2):
merged_line = line2.rstrip('\n') + line1
f3.write(merged_line)
elif direction == 'right':
print(f"合并方向:{f1_n} + {f2_n}")
for line1, line2 in zip(f1, f2):
merged_line = line1.rstrip('\n') + line2
f3.write(merged_line)
path = os.path.abspath(output)
print(f"合并完成!已保存到:{path}")
parser = argparse.ArgumentParser(description='将 file2 中的内容逐行合并到 file1 并输出到新文件。')
parser.add_argument('file1', type=lambda x: is_valid_path(parser, x, 'file'), help='文件1的路径')
parser.add_argument('file2', type=lambda x: is_valid_path(parser, x, 'file'), help='文件2的路径')
parser.add_argument('output', help='合并后的文件保存路径')
parser.add_argument('-d', '--direction', choices=['left', 'right'], default='right', help='合并方向(左或右)默认为右(将file2的内容放到file1后面)')
args = parser.parse_args()
merge_files(args.file1, args.file2, args.output, args.direction)