{"id":10104,"date":"2018-01-17T00:21:06","date_gmt":"2018-01-17T05:21:06","guid":{"rendered":"httpss:\/\/www.powenko.com\/wordpress\/?p=10104"},"modified":"2018-01-17T00:21:42","modified_gmt":"2018-01-17T05:21:42","slug":"05-session","status":"publish","type":"post","link":"https:\/\/www.powenko.com\/wordpress\/?p=10104","title":{"rendered":"05  Session"},"content":{"rendered":"<p>\u9700\u8981\u900f\u904e\u5275\u5efa\u4e00\u500bSession\u7269\u4ef6\uff0c\u7136\u5f8c\u57f7\u884crun\u65b9\u6cd5\u57f7\u884c\u8a08\u7b97\u5716\u4f86\u8655\u7406node1\u548cnode2\u3002\u7a0b\u5f0f\u5982\u4e0b\uff1a<\/p>\n<p>sess = tf.Session() #\u5275\u5efa\u4e00\u500bSession\u7269\u4ef6<br \/>\nprint(sess.run([node1\uff0cnode2])) # \u5c31\u6703\u770b\u5230\u9810\u671f\u76843.0\u548c4.0\u7684\u6578\u503c\u5370\u51fa<\/p>\n<p>\u7bc4\u4f8b\u7a0b\u5f0f02_session.py<br \/>\n1. import tensorflow as tf<br \/>\n2. node1 = tf.constant(3.0, dtype=tf.float32)<br \/>\n3. node2 = tf.constant(4.0) # also tf.float32 implicitly<br \/>\n4. print(node1, node2)<br \/>\n5. sess = tf.Session() # \u900f\u904eSession \u7269\u4ef6\u8a08\u7b97<br \/>\n6. print(sess.run([node1, node2])) \uff03run\u57f7\u884c<\/p>\n<p><a href=\"httpss:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-10106\" src=\"httpss:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3-570x50.png\" alt=\"\" width=\"570\" height=\"50\" srcset=\"https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3-570x50.png 570w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3-300x26.png 300w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3-768x67.png 768w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3-316x28.png 316w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3-120x10.png 120w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3-210x18.png 210w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3-496x43.png 496w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3-140x12.png 140w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/3.png 976w\" sizes=\"(max-width: 570px) 100vw, 570px\" \/><\/a><\/p>\n<p>\u57162 \u8f38\u51fa\u7d50\u679c<\/p>\n<p>\u6211\u5011\u53ef\u4ee5\u901a\u904e\u5c07Tensor\u7bc0\u9ede\u8207\u64cd\u4f5c\u76f8\u7d50\u5408\u4f86\u69cb\u5efa\u66f4\u8907\u96dc\u7684\u8a08\u7b97\uff08\u3002\u4f8b\u5982\uff0c\u6211\u5011\u53ef\u4ee5\u6dfb\u52a0\u6211\u5011\u7684\u5169\u500b\u5e38\u91cf\u7bc0\u9ede\uff0c\u4e26\u7522\u751f\u4e00\u500b\u65b0\u7684\u5716\u5f62\u3002<\/p>\n<p>\u7bc4\u4f8b\u7a0b\u5f0f03_add.py<br \/>\n1. import tensorflow as tf<br \/>\n2. sess = tf.Session()<br \/>\n3. node1 = tf.constant(3.0, dtype=tf.float32)<br \/>\n4. node2 = tf.constant(4.0)<br \/>\n5. node3 = tf.add(node1, node2) #\u76f8\u52a0<br \/>\n6. print(&#8220;node3:&#8221;, node3)<br \/>\n7. print(&#8220;sess.run(node3):&#8221;, sess.run(node3)) #\u57f7\u884c\u4e26\u5370\u51fa\u7d50\u679c 7.0<\/p>\n<p><a href=\"httpss:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/4.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10107\" src=\"httpss:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/4.png\" alt=\"\" width=\"273\" height=\"155\" srcset=\"https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/4.png 273w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/4-120x68.png 120w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/4-210x119.png 210w, https:\/\/www.powenko.com\/wordpress\/wp-content\/uploads\/2018\/01\/4-140x79.png 140w\" sizes=\"(max-width: 273px) 100vw, 273px\" \/><\/a><br \/>\n\u57163 \u8f38\u51fa\u7d50\u679c<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9700\u8981\u900f\u904e\u5275\u5efa\u4e00\u500bSession\u7269\u4ef6\uff0c\u7136\u5f8c\u57f7\u884crun\u65b9\u6cd5\u57f7\u884c\u8a08\u7b97\u5716\u4f86\u8655\u7406node1\u548cnode2\u3002\u7a0b\u5f0f\u5982\u4e0b\uff1a se [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10105,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[360],"tags":[],"class_list":["post-10104","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ch02-"],"_links":{"self":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/10104"}],"collection":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10104"}],"version-history":[{"count":2,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/10104\/revisions"}],"predecessor-version":[{"id":10111,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/10104\/revisions\/10111"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/media\/10105"}],"wp:attachment":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10104"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10104"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10104"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}