{"id":458,"date":"2017-03-04T21:45:29","date_gmt":"2017-03-04T12:45:29","guid":{"rendered":"http:\/\/www.python.ambitious-engineer.com\/?p=458"},"modified":"2018-01-15T23:43:23","modified_gmt":"2018-01-15T14:43:23","slug":"%e6%97%a5%e4%bb%98%e3%81%a8%e6%99%82%e9%96%93-%e3%81%9d%e3%81%ae1-datetime","status":"publish","type":"post","link":"https:\/\/www.python.ambitious-engineer.com\/archives\/458","title":{"rendered":"datetime\u30e2\u30b8\u30e5\u30fc\u30eb\u3068datetime\u578b"},"content":{"rendered":"

\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306edatetime\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u306f\u65e5\u4ed8\u3068\u6642\u9593\u3092\u6271\u3046\u578b\u304c\u3044\u304f\u3064\u304b\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30da\u30fc\u30b8\u3067\u306fdatetime\u30e2\u30b8\u30e5\u30fc\u30eb\u3068\u305d\u306e\u4e2d\u306edatetime\u578b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n

datetime\u30e2\u30b8\u30e5\u30fc\u30eb<\/h2>\n

datetime\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u306f\u65e5\u4ed8\u3001\u6642\u9593\u30c7\u30fc\u30bf\u3092\u69d8\u3005\u306a\u65b9\u6cd5\u3067\u64cd\u4f5c\u3059\u308b\u65b9\u6cd5\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305a\u306f\u4ee3\u8868\u7684\u306a4\u7a2e\u985e\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n\n\n\n
\u578b<\/th>\n\u8aac\u660e<\/th>\n<\/tr>\n
date\u578b<\/td>\n\u65e5\u4ed8 (\u5e74\u3001\u6708\u3001\u304a\u3088\u3073\u65e5) \u3092\u8868\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n
time\u578b<\/td>\n\u30ed\u30fc\u30ab\u30eb\u6642\u523b\u3092\u8868\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n
datetime\u578b<\/td>\ndate\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304a\u3088\u3073 time\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u5168\u3066\u306e\u60c5\u5831\u304c\u5165\u3063\u3066\u3044\u308b\u5358\u4e00\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002<\/td>\n<\/tr>\n
timedelta\u578b<\/td>\n\u7d4c\u904e\u6642\u9593\u3001\u3064\u307e\u308a2\u3064\u306e\u65e5\u4ed8\u3084\u6642\u523b\u9593\u306e\u5dee\u3092\u8868\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/table>\n

datetime\u578b<\/h2>\n

\u305d\u308c\u3067\u306fdatetime\u30e2\u30b8\u30e5\u30fc\u30eb\u306edatetime\u578b\u304b\u3089\u8aac\u660e\u3057\u307e\u3059\u3002\u30e2\u30b8\u30e5\u30fc\u30eb\u540d\u3068\u578b\u306e\u540d\u524d\u304c\u4e00\u7dd2\u3067\u3059\u304c\u6df7\u540c\u3057\u306a\u3044\u3088\u3046\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002(import\u6587\u3067\u6df7\u4e71\u3055\u308c\u3066\u3044\u308b\u65b9\u306f\u3053\u3061\u3089<\/a>\u3067\u5fa9\u7fd2\u3057\u3066\u304f\u3060\u3055\u3044\u3002)<\/p>\n

datetime\u578b\u5909\u6570\u306e\u751f\u6210<\/h3>\n

datetime\u578b\u306e\u5909\u6570\u3092\u751f\u6210\u3059\u308b\u969b\u306f\u3001\u5f15\u6570\u306b\u5e74\u3001\u6708\u3001\u65e5\u3001\u81ea\u3001\u5206\u3001\u79d2\u3001\u30de\u30a4\u30af\u30ed\u79d2\u3092\u9806\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u306f\u30012018-01-02 03:04:05\u3092\u8868\u3059datetime\u578b\u306e\u5909\u6570\u3092\u751f\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\r\nfrom datetime import datetime\r\n\r\n# datetime\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210\r\ndt_obj = datetime(2018, 1, 2, 3, 4, 5, 000000)\r\nprint(dt_obj) # 2018-01-02 03:04:05\r\n<\/pre>\n
\u73fe\u5728\u65e5\u6642\u306e\u53d6\u5f97<\/h3>\n
datetime\u306enow\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u73fe\u5728\u6642\u523b\u306edatetime\u578b\u5909\u6570\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\r\nfrom datetime import datetime\r\n\r\n# \u73fe\u5728\u65e5\u6642\u306e\u53d6\u5f97\r\ndt_obj_now = datetime.now()\r\nprint(dt_obj_now) # \u73fe\u5728\u6642\u523b\u304c\u8868\u793a\u3055\u308c\r\n<\/pre>\n
\u65e5\u4ed8\u3001\u6642\u523b\u8981\u7d20\u306e\u53d6\u5f97<\/h3>\n
datetime\u578b\u306e\u5909\u6570\u304b\u3089\u5e74\u3001\u6708\u3001\u65e5\u3001\u81ea\u3001\u5206\u3001\u79d2\u306a\u3069\u306e\u8981\u7d20\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u306f\u4e0b\u8a18\u306e\u901a\u308a\u305d\u308c\u305e\u308c\u306b\u5bfe\u5fdc\u3057\u305f\u5c5e\u6027\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
\r\nfrom datetime import datetime, timedelta\r\n\r\ndt_obj = datetime(2018, 1, 2, 3, 4, 5, 000000)\r\nprint(dt_obj) # 2018-01-02 03:04:05 \r\nprint(dt_obj.year) # 2018\r\nprint(dt_obj.month) # 1\r\nprint(dt_obj.day) # 2 \r\nprint(dt_obj.hour) # 3 \r\nprint(dt_obj.minute) # 4 \r\nprint(dt_obj.second) # 5 \r\nprint(dt_obj.microsecond) # 0\r\n<\/pre>\n
\u6587\u5b57\u5217\u304b\u3089datetime\u3078\u5909\u63db<\/h3>\n
strptime\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u6587\u5b57\u5217\u304b\u3089datetime\u578b\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7b2c1\u5f15\u6570\u306b\u65e5\u4ed8\u6642\u523b\u306e\u6587\u5b57\u5217\u3092\u3001\u7b2c2\u5f15\u6570\u306b\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u6587\u5b57\u5217\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\r\nfrom datetime import datetime\r\n\r\n# \u6587\u5b57\u5217\u304b\u3089datetime\u3078(strptime\u30e1\u30bd\u30c3\u30c9\u306e\u5229\u7528)\r\ndt_str = '2017-04-01 12:32:05'\r\ndt_obj = datetime.strptime(dt_str, '%Y-%m-%d %H:%M:%S')\r\nprint(type(dt_obj)) # <class 'datetime.datetime'>\r\n<\/pre>\n
\u4e0a\u306e\u30b5\u30f3\u30d7\u30eb\u306e\u5e74\u6708\u65e5\u306e\u533a\u5207\u308a\u306f\u30cf\u30a4\u30d5\u30f3\u3067\u3059\u304c\u3001\u4f8b\u3048\u3070\u30b9\u30e9\u30c3\u30b7\u30e5\u3092\u4f7f\u7528\u3057\u305f\u3044\u5834\u5408\u306f\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u6587\u5b57\u5217\u306b'%Y\/%m\/%d %H:%M:%S'\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
datetime\u304b\u3089\u6587\u5b57\u5217\u3078\u306e\u5909\u63db<\/h3>\n
strftime\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u3055\u304d\u307b\u3069\u3068\u306f\u9006\u306bdatetime\u304b\u3089\u6587\u5b57\u5217\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u5f15\u6570\u306b\u6587\u5b57\u5217\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\r\nfrom datetime import datetime\r\n\r\n# \u6587\u5b57\u5217\u304b\u3089datetime\u306b\u5909\u63db\r\ndt_str = '2017-04-01 12:32:05'\r\ndt_obj = datetime.strptime(dt_str, '%Y-%m-%d %H:%M:%S')\r\n\r\n# datetime\u304b\u3089\u6587\u5b57\u5217\u306b\u5909\u63db(strftime\u30e1\u30bd\u30c3\u30c9\u306e\u5229\u7528)\r\ndt_str2 = dt_obj.strftime('%Y\/%m\/%d %H:%M:%S')\r\nprint(dt_str2) # 2017\/04\/01 12:32:05\r\n<\/pre>\n
datetime\u306e\u52a0\u6e1b\u7b97<\/h3>\n
\u65e5\u6642\u306e\u8a08\u7b97\u306b\u306ftimedelta\u578b\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u5f15\u6570\u306b\u9031(weeks)\u3001\u65e5(days)\u3001\u6642(hours)\u3001\u5206(minutes)\u3001\u79d2(seconds)\u3001\u30df\u30ea\u79d2(milliseconds)\u3001\u30de\u30a4\u30af\u30ed\u79d2(microseconds)\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002\u5fc5\u8981\u306a\u3082\u306e\u3060\u3051\u30ad\u30fc\u30ef\u30fc\u30c9\u5f15\u6570\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\r\nfrom datetime import datetime, timedelta\r\n\r\ndt_obj = datetime(2018, 1, 2, 3, 4, 5, 000000)\r\nprint(dt_obj) # 2018-01-02 03:04:05 \r\n\r\ndelta = timedelta(days=1) # 1\u65e5\u5206\u306e\u9593\u9694\r\n\r\ndt_obj2 = dt_obj + delta # 1\u65e5\u5206\u8db3\u3059\r\nprint(dt_obj2) # 2018-01-03 03:04:05 \r\n\r\ndt_obj3 = dt_obj - delta # 1\u65e5\u5206\u5f15\u304f\r\nprint(dt_obj3) # 2018-01-01 03:04:05 \r\n<\/pre>\n
\u307e\u305f\u3001datetime\u578b\u306e\u5909\u6570\u540c\u58eb\u3092\u6f14\u7b97\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u5f15\u304d\u7b97\u3059\u308b\u3068\u305d\u306e\u9593\u9694\u306etimedelta\u578b\u5909\u6570\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\r\nfrom datetime import datetime, timedelta\r\n\r\n# 2018-01-02 03:04:05 \r\ndt_obj1 = datetime(2018, 1, 2, 3, 4, 5, 000000)\r\n\r\n# 2018-02-03 04:05:06\r\ndt_obj2 = datetime(2018, 2, 3, 4, 5, 6, 000000)\r\n\r\n# \u65e5\u6642\u306e\u9593\u9694\u3092\u6c42\u3081\u308b\r\ndelta = dt_obj2 - dt_obj1\r\nprint(delta) # 32 days, 1:01:01\r\n\r\n<\/pre>\n
\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u3067\u306f\uff12\u3064\u306e\u65e5\u6642\u306e\u9593\u9694\u3092\u5f15\u304d\u7b97\u3067\u6c42\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n
 
\n\u6b21\u56de\u306f\u65e5\u4ed8\u3068\u6642\u9593\u3092\u8868\u3059date\u578b\u3001time\u578b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306edatetime\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u306f\u65e5\u4ed8\u3068\u6642\u9593\u3092\u6271\u3046\u578b\u304c\u3044\u304f\u3064\u304b\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30da\u30fc\u30b8\u3067\u306fdatetime\u30e2\u30b8\u30e5\u30fc\u30eb\u3068\u305d\u306e\u4e2d\u306edatetime\u578b\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 datetime\u30e2\u30b8\u30e5\u30fc\u30eb datet...<\/p>\n","protected":false},"author":1,"featured_media":3569,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[213,211],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/posts\/458"}],"collection":[{"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/comments?post=458"}],"version-history":[{"count":18,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/posts\/458\/revisions"}],"predecessor-version":[{"id":3570,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/posts\/458\/revisions\/3570"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/media\/3569"}],"wp:attachment":[{"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/media?parent=458"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/categories?post=458"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.python.ambitious-engineer.com\/wp-json\/wp\/v2\/tags?post=458"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}