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""" |
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BasicNeeds - useful functions library |
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This library has functions useful to keep main logic short and simple |
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""" |
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# standard Python packages |
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from datetime import datetime, timezone, timedelta |
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import json |
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import os.path |
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class BasicNeeds: |
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cfg_dtls = {} |
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def fn_final_message(self, local_logger, timmer, log_file_name): |
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total_time_string = str(timedelta(seconds = timmer.timers.total('thm'))) |
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if log_file_name == 'None': |
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self.fn_timestamped_print(self, 'Application finished, whole script took ' |
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+ total_time_string) |
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else: |
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local_logger.info(f'Total execution time was ' + total_time_string) |
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self.fn_timestamped_print(self, 'Application finished, ' |
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+ 'for complete logged details please check ' + log_file_name) |
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def fn_get_file_content(self, in_file_handler, in_content_type): |
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if in_content_type == 'json': |
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try: |
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json_interpreted_details = json.load(in_file_handler) |
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self.fn_timestamped_print(self, 'I have interpreted JSON structure from given file') |
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return json_interpreted_details |
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except Exception as e: |
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self.fn_timestamped_print(self, 'Error encountered when trying to interpret JSON') |
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print(e) |
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elif in_content_type == 'raw': |
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raw_interpreted_file = in_file_handler.read() |
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self.fn_timestamped_print(self, 'I have read file entire content') |
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return raw_interpreted_file |
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else: |
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self.fn_timestamped_print(self, 'Unknown content type provided, ' |
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+ 'expected either "json" or "raw" but got ' |
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+ in_content_type) |
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def fn_load_configuration(self): |
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relevant_file = os.path.join(os.path.dirname(__file__), 'config.json') |
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self.cfg_dtls = self.fn_open_file_and_get_its_content(self, relevant_file) |
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# adding a special case data type |
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self.cfg_dtls['data_types']['str'] = '' |
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def fn_open_file_and_get_its_content(self, input_file, content_type = 'json'): |
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if os.path.isfile(input_file): |
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with open(input_file, 'r') as file_handler: |
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self.fn_timestamped_print(self, 'I have opened file: ' + input_file) |
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return self.fn_get_file_content(self, file_handler, content_type) |
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else: |
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self.fn_timestamped_print(self, 'Given file ' + input_file |
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+ ' does not exist, please check your inputs!') |
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def fn_optional_print(self, boolean_variable, string_to_print): |
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if boolean_variable: |
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self.fn_timestamped_print(self, string_to_print) |
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@staticmethod |
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def fn_timestamped_print(self, string_to_print): |
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print(datetime.utcnow().strftime("%Y-%b-%d %H:%M:%S.%f %Z") |
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+ ' - ' + string_to_print) |
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danielgp /
tableau-hyper-management
