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  1. from itertools import groupby
  2.  
  3. values=[
  4.     {
  5.         "date": "2015-04-24",
  6.         "fb": 16322.0
  7.     },
  8.     {
  9.         "date": "2015-04-24",
  10.         "tw": 1206.0
  11.     },
  12.     {
  13.         "date": "2015-04-28",
  14.         "tw": 1215.0
  15.     },
  16.     {
  17.         "date": "2015-04-30",
  18.         "tw": 1224.0
  19.     },
  20.     {
  21.         "date": "2015-04-30",
  22.         "fb": 16408.0
  23.     },
  24.     {
  25.         "date": "2015-05-01",
  26.         "tw": 1226.0
  27.     },
  28.     {
  29.         "date": "2015-05-01",
  30.         "fb": 16436.0
  31.     },
  32.     {
  33.         "date": "2015-05-02",
  34.         "tw": 1227.0
  35.     },
  36.     {
  37.         "date": "2015-05-02",
  38.         "fb": 16451.0
  39.     },
  40.     {
  41.         "date": "2015-05-04",
  42.         "fb": 16506.0
  43.     },
  44.     {
  45.         "date": "2015-05-04",
  46.         "tw": 1229.0
  47.     },
  48.     {
  49.         "date": "2015-05-05",
  50.         "tw": 1232.0
  51.     },
  52.     {
  53.         "date": "2015-05-05",
  54.         "fb": 16526.0
  55.     },
  56.     {
  57.         "date": "2015-05-06",
  58.         "tw": 1232.0
  59.     },
  60.     {
  61.         "date": "2015-05-06",
  62.         "fb": 16541.0
  63.     },
  64.     {
  65.         "date": "2015-05-07",
  66.         "yt": 630.0
  67.     },
  68.     {
  69.         "date": "2015-05-07",
  70.         "fb": 16555.0
  71.     },
  72.     {
  73.         "date": "2015-05-07",
  74.         "tw": 1234.0
  75.     },
  76.     {
  77.         "date": "2015-05-08",
  78.         "fb": 16568.0
  79.     },
  80.     {
  81.         "date": "2015-05-08",
  82.         "tw": 1238.0
  83.     },
  84.     {
  85.         "date": "2015-05-09",
  86.         "fb": 16582.0
  87.     },
  88.     {
  89.         "date": "2015-05-09",
  90.         "tw": 1237.0
  91.     },
  92.     {
  93.         "date": "2015-05-10",
  94.         "fb": 16594.0
  95.     },
  96.     {
  97.         "date": "2015-05-10",
  98.         "tw": 1237.0
  99.     },
  100.     {
  101.         "date": "2015-05-11",
  102.         "tw": 1242.0
  103.     },
  104.     {
  105.         "date": "2015-05-11",
  106.         "fb": 16600.0
  107.     },
  108.     {
  109.         "date": "2015-05-12",
  110.         "tw": 1243.0
  111.     },
  112.     {
  113.         "date": "2015-05-12",
  114.         "fb": 16618.0
  115.     },
  116.     {
  117.         "date": "2015-05-13",
  118.         "fb": 16630.0
  119.     },
  120.     {
  121.         "date": "2015-05-13",
  122.         "yt": 630.0
  123.     },
  124.     {
  125.         "date": "2015-05-13",
  126.         "tw": 1246.0
  127.     },
  128.     {
  129.         "date": "2015-05-14",
  130.         "yt": 630.0
  131.     },
  132.     {
  133.         "date": "2015-05-14",
  134.         "fb": 16635.0
  135.     },
  136.     {
  137.         "date": "2015-05-14",
  138.         "tw": 1249.0
  139.     },
  140.     {
  141.         "date": "2015-05-15",
  142.         "yt": 630.0
  143.     },
  144.     {
  145.         "date": "2015-05-15",
  146.         "fb": 16644.0
  147.     },
  148.     {
  149.         "date": "2015-05-15",
  150.         "tw": 1252.0
  151.     },
  152.     {
  153.         "date": "2015-05-16",
  154.         "yt": 630.0
  155.     },
  156.     {
  157.         "date": "2015-05-16",
  158.         "tw": 1254.0
  159.     },
  160.     {
  161.         "date": "2015-05-16",
  162.         "fb": 16654.0
  163.     },
  164.     {
  165.         "date": "2015-05-17",
  166.         "tw": 1255.0
  167.     },
  168.     {
  169.         "date": "2015-05-17",
  170.         "fb": 16668.0
  171.     },
  172.     {
  173.         "date": "2015-05-17",
  174.         "yt": 630.0
  175.     },
  176.     {
  177.         "date": "2015-05-18",
  178.         "yt": 632.0
  179.     },
  180.     {
  181.         "date": "2015-05-18",
  182.         "tw": 1257.0
  183.     },
  184.     {
  185.         "date": "2015-05-18",
  186.         "fb": 16678.0
  187.     },
  188.     {
  189.         "date": "2015-05-19",
  190.         "fb": 16688.0
  191.     },
  192.     {
  193.         "date": "2015-05-19",
  194.         "yt": 634.0
  195.     },
  196.     {
  197.         "date": "2015-05-19",
  198.         "tw": 1256.0
  199.     },
  200.     {
  201.         "date": "2015-05-20",
  202.         "yt": 634.0
  203.     },
  204.     {
  205.         "date": "2015-05-20",
  206.         "fb": 16695.0
  207.     },
  208.     {
  209.         "date": "2015-05-20",
  210.         "tw": 1259.0
  211.     },
  212.     {
  213.         "date": "2015-05-21",
  214.         "tw": 126.0
  215.     },
  216.     {
  217.         "date": "2015-05-21",
  218.         "yt": 635.0
  219.     },
  220.     {
  221.         "date": "2015-05-21",
  222.         "fb": 16698.0
  223.     },
  224.     {
  225.         "date": "2015-05-22",
  226.         "tw": 1262.0
  227.     },
  228.     {
  229.         "date": "2015-05-22",
  230.         "fb": 16712.0
  231.     },
  232.     {
  233.         "date": "2015-05-22",
  234.         "yt": 635.0
  235.     },
  236.     {
  237.         "date": "2015-05-23",
  238.         "fb": 16726.0
  239.     },
  240.     {
  241.         "date": "2015-05-23",
  242.         "yt": 636.0
  243.     },
  244.     {
  245.         "date": "2015-05-23",
  246.         "tw": 1264.0
  247.     },
  248.     {
  249.         "date": "2015-05-24",
  250.         "tw": 1265.0
  251.     },
  252.     {
  253.         "date": "2015-05-24",
  254.         "yt": 636.0
  255.     },
  256.     {
  257.         "date": "2015-05-24",
  258.         "fb": 16731.0
  259.     },
  260.     {
  261.         "date": "2015-05-25",
  262.         "yt": 636.0
  263.     },
  264.     {
  265.         "date": "2015-05-25",
  266.         "tw": 1269.0
  267.     },
  268.     {
  269.         "date": "2015-05-25",
  270.         "fb": 16752.0
  271.     },
  272.     {
  273.         "date": "2015-05-26",
  274.         "yt": 637.0
  275.     },
  276.     {
  277.         "date": "2015-05-26",
  278.         "fb": 16766.0
  279.     },
  280.     {
  281.         "date": "2015-05-26",
  282.         "tw": 127.0
  283.     }]
  284.  
  285. keyfunc = lambda x: x['date']
  286.  
  287. sorted_values = sorted(values, key = keyfunc)
  288. result = []
  289. for k, g in groupby(sorted_values, key = keyfunc):
  290.     d = {'date': k}
  291.     _ = [d.update(v) for v in list(g)]
  292.     result.append(d)
  293.  
  294. print result
Success #stdin #stdout 0.01s 9016KB
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stdin
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Standard input is empty
stdout
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[{'date': '2015-04-24', 'tw': 1206.0, 'fb': 16322.0}, {'date': '2015-04-28', 'tw': 1215.0}, {'date': '2015-04-30', 'tw': 1224.0, 'fb': 16408.0}, {'date': '2015-05-01', 'tw': 1226.0, 'fb': 16436.0}, {'date': '2015-05-02', 'tw': 1227.0, 'fb': 16451.0}, {'date': '2015-05-04', 'tw': 1229.0, 'fb': 16506.0}, {'date': '2015-05-05', 'tw': 1232.0, 'fb': 16526.0}, {'date': '2015-05-06', 'tw': 1232.0, 'fb': 16541.0}, {'date': '2015-05-07', 'tw': 1234.0, 'fb': 16555.0, 'yt': 630.0}, {'date': '2015-05-08', 'tw': 1238.0, 'fb': 16568.0}, {'date': '2015-05-09', 'tw': 1237.0, 'fb': 16582.0}, {'date': '2015-05-10', 'tw': 1237.0, 'fb': 16594.0}, {'date': '2015-05-11', 'tw': 1242.0, 'fb': 16600.0}, {'date': '2015-05-12', 'tw': 1243.0, 'fb': 16618.0}, {'date': '2015-05-13', 'tw': 1246.0, 'fb': 16630.0, 'yt': 630.0}, {'date': '2015-05-14', 'tw': 1249.0, 'fb': 16635.0, 'yt': 630.0}, {'date': '2015-05-15', 'tw': 1252.0, 'fb': 16644.0, 'yt': 630.0}, {'date': '2015-05-16', 'tw': 1254.0, 'fb': 16654.0, 'yt': 630.0}, {'date': '2015-05-17', 'tw': 1255.0, 'fb': 16668.0, 'yt': 630.0}, {'date': '2015-05-18', 'tw': 1257.0, 'fb': 16678.0, 'yt': 632.0}, {'date': '2015-05-19', 'tw': 1256.0, 'fb': 16688.0, 'yt': 634.0}, {'date': '2015-05-20', 'tw': 1259.0, 'fb': 16695.0, 'yt': 634.0}, {'date': '2015-05-21', 'tw': 126.0, 'fb': 16698.0, 'yt': 635.0}, {'date': '2015-05-22', 'tw': 1262.0, 'fb': 16712.0, 'yt': 635.0}, {'date': '2015-05-23', 'tw': 1264.0, 'fb': 16726.0, 'yt': 636.0}, {'date': '2015-05-24', 'tw': 1265.0, 'fb': 16731.0, 'yt': 636.0}, {'date': '2015-05-25', 'tw': 1269.0, 'fb': 16752.0, 'yt': 636.0}, {'date': '2015-05-26', 'tw': 127.0, 'fb': 16766.0, 'yt': 637.0}]
https://ideone.com/BUGpnG
language:
Python (cpython 2.7.16)
created:
10 years ago
visibility:
secret

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