Python Matplotlib模块--pyplot
Posted soyosuyang
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#-*- coding: utf-8 -*- \'\'\' numpy.linspace(start, stop, num=50, endpoint=True, retstep=False, dtype=None) 在指定的间隔内返回均匀间隔的数字。 返回num个均匀分布的样本，在[start, stop]。 @author: soyo \'\'\' import numpy as np import matplotlib.pyplot as plt x=np.linspace(0, 10,1000) print x print "**************" y1=np.sin(np.pi/2) #sin(弧度制) print y1 y=np.sin(x) print "***************************************2" z=np.cos(x**2) plt.figure(figsize=(10,5)) #自定义画布大小 print x**2 plt.plot(x,y,label="$sin(x)$",color="red",linewidth=3) #linewidth限制线的宽度 plt.plot(x,z,"g--",label="$cos(x^2)$") # b表示蓝色,g表示绿色 plt.xlabel("Time(s)") plt.ylabel("Volt") plt.title("***PyPlot***") plt.ylim(-1.1,1.1) #限制y坐标的取值范围 plt.legend() plt.show()
结果：
[ 0. 0.01001001 0.02002002 0.03003003 0.04004004 0.05005005 0.06006006 0.07007007 0.08008008 0.09009009 0.1001001 0.11011011 0.12012012 0.13013013 0.14014014 0.15015015 0.16016016 0.17017017 0.18018018 0.19019019 0.2002002 0.21021021 0.22022022 0.23023023 0.24024024 0.25025025 0.26026026 0.27027027 0.28028028 0.29029029 0.3003003 0.31031031 0.32032032 0.33033033 0.34034034 0.35035035 0.36036036 0.37037037 0.38038038 0.39039039 0.4004004 0.41041041 0.42042042 0.43043043 0.44044044 0.45045045 0.46046046 0.47047047 0.48048048 0.49049049 0.5005005 0.51051051 0.52052052 0.53053053 0.54054054 0.55055055 0.56056056 0.57057057 0.58058058 0.59059059 0.6006006 0.61061061 0.62062062 0.63063063 0.64064064 0.65065065 0.66066066 0.67067067 0.68068068 0.69069069 0.7007007 0.71071071 0.72072072 0.73073073 0.74074074 0.75075075 0.76076076 0.77077077 0.78078078 0.79079079 0.8008008 0.81081081 0.82082082 0.83083083 0.84084084 0.85085085 0.86086086 0.87087087 0.88088088 0.89089089 0.9009009 0.91091091 0.92092092 0.93093093 0.94094094 0.95095095 0.96096096 0.97097097 0.98098098 0.99099099 1.001001 1.01101101 1.02102102 1.03103103 1.04104104 1.05105105 1.06106106 1.07107107 1.08108108 1.09109109 1.1011011 1.11111111 1.12112112 1.13113113 1.14114114 1.15115115 1.16116116 1.17117117 1.18118118 1.19119119 1.2012012 1.21121121 1.22122122 1.23123123 1.24124124 1.25125125 1.26126126 1.27127127 1.28128128 1.29129129 1.3013013 1.31131131 1.32132132 1.33133133 1.34134134 1.35135135 1.36136136 1.37137137 1.38138138 1.39139139 1.4014014 1.41141141 1.42142142 1.43143143 1.44144144 1.45145145 1.46146146 1.47147147 1.48148148 1.49149149 1.5015015 1.51151151 1.52152152 1.53153153 1.54154154 1.55155155 1.56156156 1.57157157 1.58158158 1.59159159 1.6016016 1.61161161 1.62162162 1.63163163 1.64164164 1.65165165 1.66166166 1.67167167 1.68168168 1.69169169 1.7017017 1.71171171 1.72172172 1.73173173 1.74174174 1.75175175 1.76176176 1.77177177 1.78178178 1.79179179 1.8018018 1.81181181 1.82182182 1.83183183 1.84184184 1.85185185 1.86186186 1.87187187 1.88188188 1.89189189 1.9019019 1.91191191 1.92192192 1.93193193 1.94194194 1.95195195 1.96196196 1.97197197 1.98198198 1.99199199 2.002002 2.01201201 2.02202202 2.03203203 2.04204204 2.05205205 2.06206206 2.07207207 2.08208208 2.09209209 2.1021021 2.11211211 2.12212212 2.13213213 2.14214214 2.15215215 2.16216216 2.17217217 2.18218218 2.19219219 2.2022022 2.21221221 2.22222222 2.23223223 2.24224224 2.25225225 2.26226226 2.27227227 2.28228228 2.29229229 2.3023023 2.31231231 2.32232232 2.33233233 2.34234234 2.35235235 2.36236236 2.37237237 2.38238238 2.39239239 2.4024024 2.41241241 2.42242242 2.43243243 2.44244244 2.45245245 2.46246246 2.47247247 2.48248248 2.49249249 2.5025025 2.51251251 2.52252252 2.53253253 2.54254254 2.55255255 2.56256256 2.57257257 2.58258258 2.59259259 2.6026026 2.61261261 2.62262262 2.63263263 2.64264264 2.65265265 2.66266266 2.67267267 2.68268268 2.69269269 2.7027027 2.71271271 2.72272272 2.73273273 2.74274274 2.75275275 2.76276276 2.77277277 2.78278278 2.79279279 2.8028028 2.81281281 2.82282282 2.83283283 2.84284284 2.85285285 2.86286286 2.87287287 2.88288288 2.89289289 2.9029029 2.91291291 2.92292292 2.93293293 2.94294294 2.95295295 2.96296296 2.97297297 2.98298298 2.99299299 3.003003 3.01301301 3.02302302 3.03303303 3.04304304 3.05305305 3.06306306 3.07307307 3.08308308 3.09309309 3.1031031 3.11311311 3.12312312 3.13313313 3.14314314 3.15315315 3.16316316 3.17317317 3.18318318 3.19319319 3.2032032 3.21321321 3.22322322 3.23323323 3.24324324 3.25325325 3.26326326 3.27327327 3.28328328 3.29329329 3.3033033 3.31331331 3.32332332 3.33333333 3.34334334 3.35335335 3.36336336 3.37337337 3.38338338 3.39339339 3.4034034 3.41341341 3.42342342 3.43343343 3.44344344 3.45345345 3.46346346 3.47347347 3.48348348 3.49349349 3.5035035 3.51351351 3.52352352 3.53353353 3.54354354 3.55355355 3.56356356 3.57357357 3.58358358 3.59359359 3.6036036 3.61361361 3.62362362 3.63363363 3.64364364 3.65365365 3.66366366 3.67367367 3.68368368 3.69369369 3.7037037 3.71371371 3.72372372 3.73373373 3.74374374 3.75375375 3.76376376 3.77377377 3.78378378 3.79379379 3.8038038 3.81381381 3.82382382 3.83383383 3.84384384 3.85385385 3.86386386 3.87387387 3.88388388 3.89389389 3.9039039 3.91391391 3.92392392 3.93393393 3.94394394 3.95395395 3.96396396 3.97397397 3.98398398 3.99399399 4.004004 4.01401401 4.02402402 4.03403403 4.04404404 4.05405405 4.06406406 4.07407407 4.08408408 4.09409409 4.1041041 4.11411411 4.12412412 4.13413413 4.14414414 4.15415415 4.16416416 4.17417417 4.18418418 4.19419419 4.2042042 4.21421421 4.22422422 4.23423423 4.24424424 4.25425425 4.26426426 4.27427427 4.28428428 4.29429429 4.3043043 4.31431431 4.32432432 4.33433433 4.34434434 4.35435435 4.36436436 4.37437437 4.38438438 4.39439439 4.4044044 4.41441441 4.42442442 4.43443443 4.44444444 4.45445445 4.46446446 4.47447447 4.48448448 4.49449449 4.5045045 4.51451451 4.52452452 4.53453453 4.54454454 4.55455455 4.56456456 4.57457457 4.58458458 4.59459459 4.6046046 4.61461461 4.62462462 4.63463463 4.64464464 4.65465465 4.66466466 4.67467467 4.68468468 4.69469469 4.7047047 4.71471471 4.72472472 4.73473473 4.74474474 4.75475475 4.76476476 4.77477477 4.78478478 4.79479479 4.8048048 4.81481481 4.82482482 4.83483483 4.84484484 4.85485485 4.86486486 4.87487487 4.88488488 4.89489489 4.9049049 4.91491491 4.92492492 4.93493493 4.94494494 4.95495495 4.96496496 4.97497497 4.98498498 4.99499499 5.00500501 5.01501502 5.02502503 5.03503504 5.04504505 5.05505506 5.06506507 5.07507508 5.08508509 5.0950951 5.10510511 5.11511512 5.12512513 5.13513514 5.14514515 5.15515516 5.16516517 5.17517518 5.18518519 5.1951952 5.20520521 5.21521522 5.22522523 5.23523524 5.24524525 5.25525526 5.26526527 5.27527528 5.28528529 5.2952953 5.30530531 5.31531532 5.32532533 5.33533534 5.34534535 5.35535536 5.36536537 5.37537538 5.38538539 5.3953954 5.40540541 5.41541542 5.42542543 5.43543544 5.44544545 5.45545546 5.46546547 5.47547548 5.48548549 5.4954955 5.50550551 5.51551552 5.52552553 5.53553554 5.54554555 5.55555556 5.56556557 5.57557558 5.58558559 5.5955956 5.60560561 5.61561562 5.62562563 5.63563564 5.64564565 5.65565566 5.66566567 5.67567568 5.68568569 5.6956957 5.70570571 5.71571572 5.72572573 5.73573574 5.74574575 5.75575576 5.76576577 5.77577578 5.78578579 5.7957958 5.80580581 5.81581582 5.82582583 5.83583584 5.84584585 5.85585586 5.86586587 5.87587588 5.88588589 5.8958959 5.90590591 5.91591592 5.92592593 5.93593594 5.94594595 5.95595596 5.96596597 5.97597598 5.98598599 5.995996 6.00600601 6.01601602 6.02602603 6.03603604 6.04604605 6.05605606 6.06606607 6.07607608 6.08608609 6.0960961 6.10610611 6.11611612 6.12612613 6.13613614 6.14614615 6.15615616 6.16616617 6.17617618 6.18618619 6.1961962 6.20620621 6.21621622 6.22622623 6.23623624 6.24624625 6.25625626 6.26626627 6.27627628 6.28628629 6.2962963 6.30630631 6.31631632 6.32632633 6.33633634 6.34634635 6.35635636 6.36636637 6.37637638 6.38638639 6.3963964 6.40640641 6.41641642 6.42642643 6.43643644 6.44644645 6.45645646 6.46646647 6.47647648 6.48648649 6.4964965 6.50650651 6.51651652 6.52652653 6.53653654 6.54654655 6.55655656 6.56656657 6.57657658 6.58658659 6.5965966 6.60660661 6.61661662 6.62662663 6.63663664 6.64664665 6.65665666 6.66666667 6.67667668 6.68668669 6.6966967 6.70670671 6.71671672 6.72672673 6.73673674 6.74674675 6.75675676 6.76676677 6.77677678 6.78678679 6.7967968 6.80680681 6.81681682 6.82682683 6.83683684 6.84684685 6.85685686 6.86686687 6.87687688 6.88688689 6.8968969 6.90690691 6.91691692 6.92692693 6.93693694 6.94694695 6.95695696 6.96696697 6.97697698 6.98698699 6.996997 7.00700701 7.01701702 7.02702703 7.03703704 7.04704705 7.05705706 7.06706707 7.07707708 7.08708709 7.0970971 7.10710711 7.11711712 7.12712713 7.13713714 7.14714715 7.15715716 7.16716717 7.17717718 7.18718719 7.1971972 7.20720721 7.21721722 7.22722723 7.23723724 7.24724725 7.25725726 7.26726727 7.27727728 7.28728729 7.2972973 7.30730731 7.31731732 7.32732733 7.33733734 7.34734735 7.35735736 7.36736737 7.37737738 7.38738739 7.3973974 7.40740741 7.41741742 7.42742743 7.43743744 7.44744745 7.45745746 7.46746747 7.47747748 7.48748749 7.4974975 7.50750751 7.51751752 7.52752753 7.53753754 7.54754755 7.55755756 7.56756757 7.57757758 7.58758759 7.5975976 7.60760761 7.61761762 7.62762763 7.63763764 7.64764765 7.65765766 7.66766767 7.67767768 7.68768769 7.6976977 7.70770771 7.71771772 7.72772773 7.73773774 7.74774775 7.75775776 7.76776777 7.77777778 7.78778779 7.7977978 7.80780781 7.81781782 7.82782783 7.83783784 7.84784785 7.85785786 7.86786787 7.87787788 7.88788789 7.8978979 7.90790791 7.91791792 7.92792793 7.93793794 7.94794795 7.95795796 7.96796797 7.97797798 7.98798799 7.997998 8.00800801 8.01801802 8.02802803 8.03803804 8.04804805 8.05805806 8.06806807 8.07807808 8.08808809 8.0980981 8.10810811 8.11811812 8.12812813 8.13813814 8.14814815 8.15815816 8.16816817 8.17817818 8.18818819 8.1981982 8.20820821 8.21821822 8.22822823 8.23823824 8.24824825 8.25825826 8.26826827 8.27827828 8.28828829 8.2982983 8.30830831 8.31831832 8.32832833 8.33833834 8.34834835 8.35835836 8.36836837 8.37837838 8.38838839 8.3983984 8.40840841 8.41841842 8.42842843 8.43843844 8.44844845 8.45845846 8.46846847 8.47847848 8.48848849 8.4984985 8.50850851 8.51851852 8.52852853 8.53853854 8.54854855 8.55855856 8.56856857 8.57857858 8.58858859 8.5985986 8.60860861 8.61861862 8.62862863 8.63863864 8.64864865 8.65865866 8.66866867 8.67867868 8.68868869 8.6986987 8.70870871 8.71871872 8.72872873 8.73873874 8.74874875 8.75875876 8.76876877 8.77877878 8.78878879 8.7987988 8.80880881 8.81881882 8.82882883 8.83883884 8.84884885 8.85885886 8.86886887 8.87887888 8.88888889 8.8988989 8.90890891 8.91891892 8.92892893 8.93893894 8.94894895 8.95895896 8.96896897 8.97897898 8.98898899 8.998999 9.00900901 9.01901902 9.02902903 9.03903904 9.04904905 9.05905906 9.06906907 9.07907908 9.08908909 9.0990991 9.10910911 9.11911912 9.12912913 9.13913914 9.14914915 9.15915916 9.16916917 9.17917918 9.18918919 9.1991992 9.20920921 9.21921922 9.22922923 9.23923924 9.24924925 9.25925926 9.26926927 9.27927928 9.28928929 9.2992993 9.30930931 9.31931932 9.32932933 9.33933934 9.34934935 9.35935936 9.36936937 9.37937938 9.38938939 9.3993994 9.40940941 9.41941942 9.42942943 9.43943944 9.44944945 9.45945946 9.46946947 9.47947948 9.48948949 9.4994995 9.50950951 9.51951952 9.52952953 9.53953954 9.54954955 9.55955956 9.56956957 9.57957958 9.58958959 9.5995996 9.60960961 9.61961962 9.62962963 9.63963964 9.64964965 9.65965966 9.66966967 9.67967968 9.68968969 9.6996997 9.70970971 9.71971972 9.72972973 9.73973974 9.74974975 9.75975976 9.76976977 9.77977978 9.78978979 9.7997998 9.80980981 9.81981982 9.82982983 9.83983984 9.84984985 9.85985986 9.86986987 9.87987988 9.88988989 9.8998999 python 学习总结未定义 DISPLAY 时使用 matplotlib 生成 PNG