1st Release

Author: itak0101

GraphPlot.py

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+# -*- coding: utf-8 -*-
+
+#---------------------------------------------------------------------
+# ライブラリの読み込み
+#---------------------------------------------------------------------
+import pandas as pd
+import numpy as np
+import matplotlib as mpl
+import matplotlib.pyplot as plt
+
+
+#---------------------------------------------------------------------
+# 横棒グラフの表示
+#---------------------------------------------------------------------
+def PlotBarGraph():
+
+	# 擬似データ作成
+	values = [3, 12, 5, 18, 45]
+	series = ('A', 'B', 'C', 'D', 'E')
+	y_pos = np.arange(len(series)) # 通番を格納した配列を作成 [0,1,2,...,len(series)]
+	
+	# グラフタイトルの設定
+	plt.title("TITLE")
+	
+	# 横軸の設定(値)
+	plt.barh(y_pos, values)
+	plt.xlabel('X')
+	 
+	# 縦軸の設定(系列名)
+	plt.yticks(y_pos, series)
+	plt.ylabel('Y')
+	
+	# グラフを表示する
+	plt.show()
+
+
+#---------------------------------------------------------------------
+# Entry Point
+#---------------------------------------------------------------------
+
+# CSVデータの読み込み(統計データ)
+df = pd.read_csv('StatData.csv', sep=',')
+#print(df.head())
+
+# グラフのスタイル設定 (Gnuplot & Meiryo)
+plt.style.use('ggplot') 
+font = {'family' : 'Miryo UI'}
+mpl.rc('font', **font)
+df.plot(y=['Male', 'Female', 'Total'], alpha=0.5)
+
+# グラフのラベル設定
+plt.title("Town")
+plt.ylabel('Population')
+plt.xlabel('Survey Time')
+
+# グラフの表示
+plt.show()
+
+#---------------------------------------------------------------------
+# Reference
+#---------------------------------------------------------------------
+#
+# [01] pyplot — Matplotlib 2.0.2 documentation
+# https://matplotlib.org/api/pyplot_api.html
+#
+# [02] Numpy developer guide
+# https://docs.scipy.org/doc/numpy/dev/
+# 
+# [03] matplotlib入門 / りんごがでている
+# http://bicycle1885.hatenablog.com/entry/2014/02/14/023734
+#
+# [02] Horizontal barplot / The Python Graph Gallary
+# https://python-graph-gallery.com/2-horizontal-barplot/
+#
+#
+#---------------------------------------------------------------------
+# Memo
+#---------------------------------------------------------------------
+#
+#

GraphPlot2.py

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+# -*- coding: utf-8 -*-
+import numpy as np
+import matplotlib.pyplot as plt
+
+# データ設定
+
+# 関数型
+x = np.arange(-np.pi, np.pi, np.pi/100) 
+plt.plot(x, np.sin(x)*10)
+plt.plot(x, np.cos(x)*20)
+
+# 散布図型
+plt.plot([-1,0,1],[10,0,-10])
+plt.plot([-1,0,1],[20,0,-20])
+
+# ヒストグラム型
+x2 = np.random.randn(1000)
+plt.hist(x2-0.5, bins=10, alpha=0.3, histtype='stepfilled', color='r')
+
+# グラフ表示設定
+plt.title('Title')
+plt.xlabel('Y')
+plt.ylabel('X')
+plt.legend(['Graph1','Graph2','Graph3','Graph4','Graph5'])
+plt.grid(True)
+
+# グラフ表示実行
+plt.savefig('GraphPlot.png')
+
+# グラフの画面表示
+plt.show()
+
+#---------------------------------------------------------------------
+# End

StatData.csv

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+Time,Male,Female,Total
+昭和47年,"6469","6767","13236"
+昭和48年,"6585","6865","13450"
+昭和49年,"6828","7095","13923"
+昭和50年,"7155","7436","14591"
+昭和51年,"7445","7675","15120"
+昭和52年,"7650","7879","15529"
+昭和53年,"7824","8097","15921"
+昭和54年,"8233","8417","16650"
+昭和55年,"8671","8849","17520"
+昭和56年,"9015","9163","18178"
+昭和57年,"9251","9439","18690"
+昭和58年,"9452","9661","19113"
+昭和59年,"9739","9971","19710"
+昭和60年,"10002","10238","20240"
+昭和61年,"10279","10542","20821"
+昭和62年,"10640","10854","21494"
+昭和63年,"10946","11176","22122"
+平成1年,"11381","11543","22924"
+平成2年,"11793","11905","23698"
+平成3年,"12558","12600","25158"
+平成4年,"13748","13720","27468"
+平成5年,"14745","14805","29550"
+平成6年,"15741","15815","31556"
+平成7年,"16623","16611","33234"
+平成8年,"17210","17182","34392"
+平成9年,"17684","17827","35511"
+平成10年,"18076","18247","36323"
+平成11年,"18350","18523","36873"
+平成12年,"18547","18682","37229"
+平成13年,"18699","18845","37544"
+平成14年,"18739","18908","37647"
+平成15年,"18797","19053","37850"
+平成16年,"18952","19264","38216"
+平成17年,"18978","19276","38254"
+平成18年,"18970","19278","38248"
+平成19年,"18941","19138","38079"
+平成20年,"18870","19078","37948"
+平成21年,"18793","19071","37864"
+平成22年,"18761","19017","37778"
+平成23年,"18709","18838","37547"
+平成24年,"18565","18847","37412"
+平成25年,"18486","18712","37198"
+平成26年,"18404","18697","37101"
+平成27年,"18313","18561","36874"
+平成28年,"18213","18583","36796"