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1
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import logging
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import os
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import time
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4
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from aswi2021vochomurka.model.Message import Message
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from typing import TextIO
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7
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trans = str.maketrans({
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"/": "_",
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"\\": "_",
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":": "_",
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"\"": "_",
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"$": "_",
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"*": "_",
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".": "_"})
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16
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def create_filename(message: Message):
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name = "data/" + message.topic.translate(trans) + "/" + message.date + "_" + message.time + ".csv"
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return name
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21
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22
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class FileManager:
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topic: str
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lastUpdate: float
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file: TextIO
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def __init__(self, topic: str, message: Message):
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self.topic = topic
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logging.debug('opening file ' + self.topic)
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try:
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filename = create_filename(message)
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os.makedirs(os.path.dirname(filename), exist_ok=True)
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self.file = open(filename, "w+")
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except Exception as error:
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logging.warning(error)
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raise error
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self.write(message)
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40
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def write(self, message: Message):
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self.file.write(message.date + ";" + message.time + ";" + str(message.index) + ";" + str(message.value) + "\n")
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self.lastUpdate = time.time()
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44
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def close(self):
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logging.debug('closing file ' + self.topic)
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self.file.flush()
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self.file.close()
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