| Index: trunk/fundraiser-statistics/fundraiser-scripts/classes/TimestampProcessor.py |
| — | — | @@ -402,3 +402,82 @@ |
| 403 | 403 | |
| 404 | 404 | return new_timestamp |
| 405 | 405 | |
| | 406 | +""" |
| | 407 | + |
| | 408 | + THIS METHOD IS CURRENTLY COUPLED WITH HYPOTHESIS TEST |
| | 409 | + |
| | 410 | + This method takes a start time and endtime and interval length and produces |
| | 411 | + a list of timestamps corresponding to each time spaced by length 'interval' |
| | 412 | + between the start time and the end time inclusive |
| | 413 | + |
| | 414 | + INPUT: |
| | 415 | + num_samples - number of samples per test interval |
| | 416 | + interval - intervals at which samples are drawn within the range, units = minutes |
| | 417 | + start_time - start timestamp 'yyyymmddhhmmss' |
| | 418 | + end_time - end timestamp 'yyyymmddhhmmss' |
| | 419 | + format - !! CURRENTLY UNUSED !! specifies timestamp format |
| | 420 | + |
| | 421 | + RETURN: |
| | 422 | + |
| | 423 | + times - list of timestamps for each sample |
| | 424 | + time_indices - list of indices counting from zero marking the indices for reporting test interval parameters |
| | 425 | + |
| | 426 | +""" |
| | 427 | +def get_time_lists(self, start_time, end_time, interval, num_samples, format): |
| | 428 | + |
| | 429 | + """ range must be divisible by interval - convert to hours """ |
| | 430 | + range = float(interval * num_samples) / 60 |
| | 431 | + |
| | 432 | + """ Compose times """ |
| | 433 | + start_datetime = dt.datetime(int(start_time[0:4]), int(start_time[4:6]), int(start_time[6:8]), int(start_time[8:10]), int(start_time[10:12]), int(start_time[12:14])) |
| | 434 | + end_datetime = dt.datetime(int(end_time[0:4]), int(end_time[4:6]), int(end_time[6:8]), int(end_time[8:10]), int(end_time[10:12]), int(end_time[12:14])) |
| | 435 | + |
| | 436 | + """ current timestamp and hour index """ |
| | 437 | + curr_datetime = start_datetime |
| | 438 | + curr_timestamp = start_time |
| | 439 | + curr_hour_index = 0.0 |
| | 440 | + |
| | 441 | + """ lists to store timestamps and indices """ |
| | 442 | + times = [] |
| | 443 | + time_indices = [] |
| | 444 | + |
| | 445 | + sample_count = 1 |
| | 446 | + |
| | 447 | + """ build a list of timestamps and time indices for plotting increment the time """ |
| | 448 | + while curr_datetime < end_datetime: |
| | 449 | + |
| | 450 | + """ for timestamp formatting """ |
| | 451 | + month_str_fill = '' |
| | 452 | + day_str_fill = '' |
| | 453 | + hour_str_fill = '' |
| | 454 | + minute_str_fill = '' |
| | 455 | + if curr_datetime.month < 10: |
| | 456 | + month_str_fill = '0' |
| | 457 | + if curr_datetime.day < 10: |
| | 458 | + month_str_fill = '0' |
| | 459 | + if curr_datetime.hour < 10: |
| | 460 | + hour_str_fill = '0' |
| | 461 | + if curr_datetime.minute < 10: |
| | 462 | + minute_str_fill = '0' |
| | 463 | + |
| | 464 | + curr_timestamp = str(curr_datetime.year) + month_str_fill + str(curr_datetime.month) + day_str_fill + str(curr_datetime.day) + hour_str_fill+ str(curr_datetime.hour) + minute_str_fill+ str(curr_datetime.minute) + '00' |
| | 465 | + times.append(curr_timestamp) |
| | 466 | + |
| | 467 | + """ increment curr_hour_index if the """ |
| | 468 | + if sample_count == num_samples: |
| | 469 | + |
| | 470 | + time_indices.append(curr_hour_index + range / 2) |
| | 471 | + curr_hour_index = curr_hour_index + range |
| | 472 | + sample_count = 1 |
| | 473 | + else: |
| | 474 | + sample_count = sample_count + 1 |
| | 475 | + |
| | 476 | + |
| | 477 | + """ increment the time by interval minutes """ |
| | 478 | + td = dt.timedelta(minutes=interval) |
| | 479 | + curr_datetime = curr_datetime + td |
| | 480 | + |
| | 481 | + """ append the last items onto time lists """ |
| | 482 | + times.append(end_time) |
| | 483 | + |
| | 484 | + return [times, time_indices] |
| \ No newline at end of file |