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import os |
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import sys |
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os.environ["PYTHONHASHSEED"] = "10" |
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def clean(ifilename, ofilename, err_ofilename): |
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line_cnt, err_cnt = 0, 0 |
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with open(ifilename) as ifile: |
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with open(ofilename, "w") as ofile: |
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with open(err_ofilename, "w") as ofile_err: |
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for line in ifile: |
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line_cnt += 1 |
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line_split = line.split(",") |
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if len(line_split) != 4: |
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err_cnt += 1 |
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ofile_err.write("{}".format(line)) |
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print("line {} err {} err rate {:.4f}".format(line_cnt, line_split, err_cnt/line_cnt)) |
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continue |
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if '"' in line_split[2]: |
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err_cnt += 1 |
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ofile_err.write("{}".format(line)) |
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continue |
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ofile.write("{},{}\n".format(int(float(line_split[1])), line_split[2])) |
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if line_cnt % 200000000 == 0: |
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print("line {} err {}".format(line_cnt, err_cnt/line_cnt)) |
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def conv(ifilename, ofilename): |
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ifile = open(ifilename, "r") |
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ofile = open(ofilename, "w") |
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start_ts = -1 |
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last_ts = 0 |
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for line in ifile: |
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line_split = line.split(",") |
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if len(line_split) != 2: |
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print(line_split) |
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continue |
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if start_ts == -1: |
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start_ts = int(line_split[0]) |
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ts = int(line_split[0]) - start_ts |
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if ts < last_ts: |
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ts = last_ts |
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last_ts = ts |
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ofile.write("{},{}\n".format(ts, hash(line_split[1]))) |
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ifile.close() |
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ofile.close() |
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if __name__ == "__main__": |
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conv("wiki.all.csv.sort.clean.2", "wiki.all.csv.sort.clean.hash") |
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