mirror of https://github.com/apache/kafka.git
				
				
				
			
		
			
				
	
	
		
			76 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			76 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			Python
		
	
	
	
| #
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| # Licensed to the Apache Software Foundation (ASF) under one or more
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| # contributor license agreements.  See the NOTICE file distributed with
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| # this work for additional information regarding copyright ownership.
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| # The ASF licenses this file to You under the Apache License, Version 2.0
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| # (the "License"); you may not use this file except in compliance with
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| # the License.  You may obtain a copy of the License at
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| #
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| #    http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing, software
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| # distributed under the License is distributed on an "AS IS" BASIS,
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| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| # See the License for the specific language governing permissions and
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| # limitations under the License.
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| #
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| 
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| """
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| Auxiliary functions to access and manipulate text files.
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| """
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| 
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| import re
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| 
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| from jproperties import Properties
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| 
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| 
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| def read(file_path):
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|     with open(file_path) as f:
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|         return f.read()
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| 
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| 
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| def write(file_path, content):
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|     with open(file_path, "w") as f:
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|         f.write(content)
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| 
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| 
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| def props(properties_text):
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|     """
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|     Load the keys and values into a dictionary from a .properties file.
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|     """
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|     props = Properties()
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|     props.load(properties_text, "utf-8")
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|     return props
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| 
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| 
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| def prop(filepath, propname):
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|     """
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|     Read the value for a given key in a .properties file.
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|     """
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|     values = props(read(filepath))
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|     value, _ = values[propname]
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|     return value
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| 
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| 
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| def replace(path, pattern, replacement, **kwargs):
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|     """
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|     Replace all occurrences of a text pattern in a text file.
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|     """
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|     is_regex = kwargs.get("regex", False)
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|     updated = []
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|     with open(path, "r") as f:
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|         for line in f:
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|             modified = line
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|             if is_regex:
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|                 modified = re.sub(pattern, replacement, line)
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|             elif line.startswith(pattern):
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|                 modified = replacement + "\n"
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| 
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|             updated.append(modified)
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| 
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|     with open(path, "w") as f:
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|         for line in updated:
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|             f.write(line)
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| 
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| 
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