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csst_mci_sim/support/logger.py

+"""
+These functions can be used for logging information.
+
+.. Warning:: logger is not multiprocessing safe.
+
+:version: 0.3
+"""
+import logging
+import logging.handlers
+
+
+def setUpLogger(log_filename, loggername='logger'):
+    """
+    Sets up a logger.
+
+    :param: log_filename: name of the file to save the log.
+    :param: loggername: name of the logger
+
+    :return: logger instance
+    """
+    # create logger
+    logger = logging.getLogger(loggername)
+    logger.setLevel(logging.DEBUG)
+    # Add the log message handler to the logger
+    handler = logging.handlers.RotatingFileHandler(log_filename)
+    # maxBytes=20, backupCount=5)
+    # create formatter
+    formatter = logging.Formatter(
+        '%(asctime)s - %(module)s - %(funcName)s - %(levelname)s - %(message)s')
+    # add formatter to ch
+    handler.setFormatter(formatter)
+    # add handler to logger
+
+    if (logger.hasHandlers()):
+        logger.handlers.clear()
+
+    logger.addHandler(handler)
+
+    return logger
+
+
+# class SimpleLogger(object):
+#     """
+#     A simple class to create a log file or print the information on screen.
+#     """
+
+#     def __init__(self, filename, verbose=False):
+#         self.file = open(filename, 'w')
+#         self.verbose = verbose
+
+#     def write(self, text):
+#         """
+#         Writes text either to file or screen.
+#         """
+#         print >> self.file, text
+#         if self.verbose: print( text)