odd% python Python 3.5.1 |Anaconda 2.4.1 (x86_64)| (default, Dec 7 2015, 11:24:55) [GCC 4.2.1 (Apple Inc. build 5577)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>> len("abcd") 4 >>> "abcd".upper() 'ABCD' >>> upper("abcd") Traceback (most recent call last): File "", line 1, in NameError: name 'upper' is not defined >>> lst=[1,2,3] >>> lst.append(5) >>> lst [1, 2, 3, 5] >>> append(lst,5) Traceback (most recent call last): File "", line 1, in NameError: name 'append' is not defined >>> print(lst.append(6)) None >>> None >>> lst.append(6) >>> lst [1, 2, 3, 5, 6, 6] >>> input() hello world 'hello world' >>> a=input() this is a test >>> a 'this is a test' >>> a="this is a test" >>> odd% odd% python Python 3.5.1 |Anaconda 2.4.1 (x86_64)| (default, Dec 7 2015, 11:24:55) [GCC 4.2.1 (Apple Inc. build 5577)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>> odd% odd% odd% ls KSOutOfProcessFetcher.0.sAglCyxY5lzPoNgfmEvv-ZqGl-w= KSOutOfProcessFetcher.501.sAglCyxY5lzPoNgfmEvv-ZqGl-w= com.apple.launchd.5oPmORv7Gi com.apple.launchd.WL6I5o5EQV com.apple.launchd.hUxTzADjdY input_test.py odd% python input_test.py your name:steve Hello steve odd% input_test.py zsh: permission denied: input_test.py odd% ls KSOutOfProcessFetcher.0.sAglCyxY5lzPoNgfmEvv-ZqGl-w= KSOutOfProcessFetcher.501.sAglCyxY5lzPoNgfmEvv-ZqGl-w= com.apple.launchd.5oPmORv7Gi com.apple.launchd.WL6I5o5EQV com.apple.launchd.hUxTzADjdY input_test.py odd% cat input_test.py #!/usr/bin/env python # -*- coding: utf-8 -*- """ testing input() """ name=input("your name:") print("Hello ",name)% odd% chmod u+x input_test.py odd% ls KSOutOfProcessFetcher.0.sAglCyxY5lzPoNgfmEvv-ZqGl-w= KSOutOfProcessFetcher.501.sAglCyxY5lzPoNgfmEvv-ZqGl-w= com.apple.launchd.5oPmORv7Gi com.apple.launchd.WL6I5o5EQV com.apple.launchd.hUxTzADjdY input_test.py odd% input_test.py your name:steve Hello steve odd% type input_test.py input_test.py is ./input_test.py odd% python Python 3.5.1 |Anaconda 2.4.1 (x86_64)| (default, Dec 7 2015, 11:24:55) [GCC 4.2.1 (Apple Inc. build 5577)] on darwin Type "help", "copyright", "credits" or "license" for more information. >>> a=[0,1,2,3,4,6] >>> a=[0,1,2,3,4,5] >>> a [0, 1, 2, 3, 4, 5] >>> a=range(1000) >>> a range(0, 1000) >>> a=list(a) >>> a [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 800, 801, 802, 803, 804, 805, 806, 807, 808, 809, 810, 811, 812, 813, 814, 815, 816, 817, 818, 819, 820, 821, 822, 823, 824, 825, 826, 827, 828, 829, 830, 831, 832, 833, 834, 835, 836, 837, 838, 839, 840, 841, 842, 843, 844, 845, 846, 847, 848, 849, 850, 851, 852, 853, 854, 855, 856, 857, 858, 859, 860, 861, 862, 863, 864, 865, 866, 867, 868, 869, 870, 871, 872, 873, 874, 875, 876, 877, 878, 879, 880, 881, 882, 883, 884, 885, 886, 887, 888, 889, 890, 891, 892, 893, 894, 895, 896, 897, 898, 899, 900, 901, 902, 903, 904, 905, 906, 907, 908, 909, 910, 911, 912, 913, 914, 915, 916, 917, 918, 919, 920, 921, 922, 923, 924, 925, 926, 927, 928, 929, 930, 931, 932, 933, 934, 935, 936, 937, 938, 939, 940, 941, 942, 943, 944, 945, 946, 947, 948, 949, 950, 951, 952, 953, 954, 955, 956, 957, 958, 959, 960, 961, 962, 963, 964, 965, 966, 967, 968, 969, 970, 971, 972, 973, 974, 975, 976, 977, 978, 979, 980, 981, 982, 983, 984, 985, 986, 987, 988, 989, 990, 991, 992, 993, 994, 995, 996, 997, 998, 999] >>> a=range(10,20) >>> print(list(range(10,20)) ... ) [10, 11, 12, 13, 14, 15, 16, 17, 18, 19] >>> print(list(range(10,20,3))) [10, 13, 16, 19] >>> a="this is a long test string" >>> set(a) {'t', 'i', 'o', 'g', 's', 'r', 'h', 'n', 'e', 'a', ' ', 'l'} >>> a.count(t) Traceback (most recent call last): File "", line 1, in NameError: name 't' is not defined >>> a.count("t") 4 >>> a 'this is a long test string' >>> a.find("long") 10 >>> a="this test is a long test" >>> a 'this test is a long test' >>> a.find("test") 5 >>> a.rfind("test") 20 >>> a.rfind("testx") -1 >>> a 'this test is a long test' >>> a.split() ['this', 'test', 'is', 'a', 'long', 'test'] >>> a.split("t") ['', 'his ', 'es', ' is a long ', 'es', ''] >>> a=["this File "", line 1 a=["this ^ SyntaxError: EOL while scanning string literal >>> a=["this","is","a","test"] >>> a ['this', 'is', 'a', 'test'] >>> " ".join(a) 'this is a test' >>> "".join(a) 'thisisatest' >>> " ".join(a) 'this is a test' >>> a=" ".join(a) >>> a 'this is a test' >>> a.find("test") 16 >>> "test" in a True >>> "testx" in a False >>> 5 in [1,2,3,4,6] False >>> a=[1,2,3,4,6,7] >>> a.index(6) 4 >>> a.index(5) Traceback (most recent call last): File "", line 1, in ValueError: 5 is not in list >>> a={1:2,2:3,3:4,"abc":"def"} >>> a {1: 2, 2: 3, 3: 4, 'abc': 'def'} >>> a[3] 4 >>> a["abc"] 'def' >>> a.keys() dict_keys([1, 2, 3, 'abc']) >>> a.values() dict_values([2, 3, 4, 'def']) >>> a.items() dict_items([(1, 2), (2, 3), (3, 4), ('abc', 'def')]) >>> list(a.items()) [(1, 2), (2, 3), (3, 4), ('abc', 'def')] >>> sin(3) Traceback (most recent call last): File "", line 1, in NameError: name 'sin' is not defined >>> sqrt(3) Traceback (most recent call last): File "", line 1, in NameError: name 'sqrt' is not defined >>> 2**3 8 >>> 3**.5 1.7320508075688772 >>> sqrt() Traceback (most recent call last): File "", line 1, in NameError: name 'sqrt' is not defined >>> sqrt(.5) Traceback (most recent call last): File "", line 1, in NameError: name 'sqrt' is not defined >>> from math import * >>> sqrt(3) 1.7320508075688772 >>> sqrt(-1) Traceback (most recent call last): File "", line 1, in ValueError: math domain error >>> from cmath import * >>> sqrt(-1) 1j >>> for i in [0,1,2,3,4] : ... print i File "", line 2 print i ^ IndentationError: Missing parentheses in call to 'print' >>> for i in [0,1,2,3,4] : ... print i File "", line 2 print i ^ SyntaxError: Missing parentheses in call to 'print' >>> for i in [0,1,2,3,4] : ... print(i) ... 0 1 2 3 4 >>> for i in range(20): ... print(i) ... 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 >>> a=[1,2,3,4,5] >>> for i in a: ... print(i/2) ... 0.5 1.0 1.5 2.0 2.5 >>> for i in a: i=i/2 ... >>> a [1, 2, 3, 4, 5] >>> a[2] 3 >>> a[3] 4 >>> for i in range(len(a)): ... a[i]=a[i]/2 ... >>> a [0.5, 1.0, 1.5, 2.0, 2.5] >>> x=range(9) >>> for i in range(len(x)): x[i]*=pi/4 ... Traceback (most recent call last): File "", line 1, in TypeError: 'range' object does not support item assignment >>> x range(0, 9) >>> x=list(range(9)) >>> for i in range(len(x)): x[i]*=pi/4 ... >>> x [0.0, 0.7853981633974483, 1.5707963267948966, 2.356194490192345, 3.141592653589793, 3.9269908169872414, 4.71238898038469, 5.497787143782138, 6.283185307179586] >>> x=[i*pi/4 for i in range(9)] >>> x [0.0, 0.7853981633974483, 1.5707963267948966, 2.356194490192345, 3.141592653589793, 3.9269908169872414, 4.71238898038469, 5.497787143782138, 6.283185307179586] >>> x["a"*i for i in range(5)] File "", line 1 x["a"*i for i in range(5)] ^ SyntaxError: invalid syntax >>> x=["a"*i for i in range(5)] >>> x ['', 'a', 'aa', 'aaa', 'aaaa'] >>> 5>7 False >>> 5<7 True >>> 5==5 True >>> a=5 >>> a==5 True >>> if a==5 : print "hello" File "", line 1 if a==5 : print "hello" ^ SyntaxError: Missing parentheses in call to 'print' >>> if a==5 : print("hello") ... hello >>> if a!=5 : print("hello") ... >>> if a!=5 : print("hello") ... else: print "oops" File "", line 2 else: print "oops" ^ SyntaxError: Missing parentheses in call to 'print' >>> if a!=5 : print("hello") ... else: print("oops") ... oops >>> if a!=5 : print("hello") ... elif a!=6 : print("elif") ... else : print("oops") ... elif >>> print "".join(["{:1.2f}\t{:1.2f}\n".format(x*pi/8,sin(x*pi/8)) for x in range(33)]) File "", line 1 print "".join(["{:1.2f}\t{:1.2f}\n".format(x*pi/8,sin(x*pi/8)) for x in range(33)]) ^ SyntaxError: invalid syntax >>> print("".join(["{:1.2f}\t{:1.2f}\n".format(x*pi/8,sin(x*pi/8)) for x in range(33)])) 0.00 0.00+0.00j 0.39 0.38+0.00j 0.79 0.71+0.00j 1.18 0.92+0.00j 1.57 1.00+0.00j 1.96 0.92-0.00j 2.36 0.71-0.00j 2.75 0.38-0.00j 3.14 0.00-0.00j 3.53 -0.38-0.00j 3.93 -0.71-0.00j 4.32 -0.92-0.00j 4.71 -1.00-0.00j 5.11 -0.92+0.00j 5.50 -0.71+0.00j 5.89 -0.38+0.00j 6.28 -0.00+0.00j 6.68 0.38+0.00j 7.07 0.71+0.00j 7.46 0.92+0.00j 7.85 1.00+0.00j 8.25 0.92-0.00j 8.64 0.71-0.00j 9.03 0.38-0.00j 9.42 0.00-0.00j 9.82 -0.38-0.00j 10.21 -0.71-0.00j 10.60 -0.92-0.00j 11.00 -1.00-0.00j 11.39 -0.92+0.00j 11.78 -0.71+0.00j 12.17 -0.38+0.00j 12.57 -0.00+0.00j >>> from math import * >>> print("".join(["{:1.2f}\t{:1.2f}\n".format(x*pi/8,sin(x*pi/8)) for x in range(33)])) 0.00 0.00 0.39 0.38 0.79 0.71 1.18 0.92 1.57 1.00 1.96 0.92 2.36 0.71 2.75 0.38 3.14 0.00 3.53 -0.38 3.93 -0.71 4.32 -0.92 4.71 -1.00 5.11 -0.92 5.50 -0.71 5.89 -0.38 6.28 -0.00 6.68 0.38 7.07 0.71 7.46 0.92 7.85 1.00 8.25 0.92 8.64 0.71 9.03 0.38 9.42 0.00 9.82 -0.38 10.21 -0.71 10.60 -0.92 11.00 -1.00 11.39 -0.92 11.78 -0.71 12.17 -0.38 12.57 -0.00 >>> odd%