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76 lines
1.8 KiB
Python
76 lines
1.8 KiB
Python
# SPDX-License-Identifier: MIT
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# Copyright (c) 2018-2020 The Pybricks Authors
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"""Common tools for timing and data logging."""
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def wait(time):
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"""Pause the user program for a specified amount of time.
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Arguments:
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time (:ref:`time`): How long to wait.
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"""
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pass
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class StopWatch:
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"""A stopwatch to measure time intervals. Similar to the stopwatch
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feature on your phone."""
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def __init__(self):
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pass
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def time(self):
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"""Get the current time of the stopwatch.
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Returns:
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:ref:`time`: Elapsed time.
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"""
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pass
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def pause(self):
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"""Pause the stopwatch."""
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pass
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def resume(self):
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"""Resume the stopwatch."""
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pass
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def reset(self):
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"""Reset the stopwatch time to 0.
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The run state is unaffected:
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* If it was paused, it stays paused (but now at 0).
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* If it was running, it stays running (but starting again from 0).
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"""
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pass
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class DataLog:
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"""Create a file and log data."""
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def __init__(self, *headers, name='log', timestamp=True, extension='csv'):
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"""
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Arguments:
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headers (`col1`, `col2`, `...`): Column headers. These are the
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names of the data columns. For example, choose ``'time'`` and
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``'angle'``.
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name (str): Name of the file.
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timestamp (bool): Choose ``True`` to add the date and time to the
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file name. This way, your file has a unique name.
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Choose ``False`` to omit the timestamp.
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extension (str): File extension
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"""
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pass
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def log(self, *values):
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"""Save one or more values on a new line in the file.
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Arguments:
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values (object, object, `...`): One or more objects or values.
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"""
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pass
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