Mercurial > ~darius > hgwebdir.cgi > agl
annotate agl.py @ 7:27540ac7879d
Set the graph title
author | Daniel O'Connor <darius@dons.net.au> |
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date | Mon, 11 Sep 2017 16:48:10 +0930 |
parents | 2e50426c946f |
children | 22d31cee19b1 |
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1 #!/usr/bin/env python |
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2 |
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3 import argparse |
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4 import ConfigParser |
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5 import datetime |
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6 import dateutil |
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7 import exceptions |
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8 import json |
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9 import os |
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10 import requests |
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11 import sqlite3 |
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12 import sys |
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13 import tzlocal |
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14 |
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15 loginurl = 'https://command.aglsolar.com.au/api/v2/Account/LoginUser' |
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16 dataurl = 'https://command.aglsolar.com.au/api/v2/graph/b8e08afb-818f-4d2d-9d28-5afe8fc76a32' |
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17 # ?endDate=2017-08-23&granularity=Minute&metrics=read&startDate=2017-08-23&units=W' |
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18 logouturl = 'https://command.aglsolar.com.au/api/v2/Account/Logout' |
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19 |
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20 class UTC(datetime.tzinfo): |
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21 def utcoffset(self, dt): |
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22 return datetime.timedelta(0) |
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23 |
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24 def dst(self, dt): |
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25 return datetime.timedelta(0) |
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26 |
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27 def tzname(self, dt): |
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28 return "UTC" |
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29 |
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30 |
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31 def valid_date(s): |
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32 try: |
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33 return datetime.datetime.strptime(s, "%Y-%m-%d") |
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34 except ValueError: |
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35 raise argparse.ArgumentTypeError("Not a valid date: '{0}'.".format(s)) |
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36 |
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37 def main(): |
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38 parser = argparse.ArgumentParser() |
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39 parser.add_argument('-u', '--update', help = 'Update data', action="store_true") |
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40 parser.add_argument('-g', '--graph', help = 'Produce graph', action="store_true") |
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41 parser.add_argument('-f', '--filename', help = 'Filename to save graph as', type = str) |
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42 parser.add_argument('-s', '--start', help = 'Start date for graph (YYYY-MM-DD)', type = valid_date) |
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43 parser.add_argument('-e', '--end', help = 'End date for graph (YYYY-MM-DD)', type = valid_date) |
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44 |
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45 args = parser.parse_args() |
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46 |
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47 conf = ConfigParser.ConfigParser() |
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48 confname = os.environ['HOME'] + '/.agl.ini' |
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49 conf.read(confname) |
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50 username = conf.get('DEFAULT', 'username') |
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51 password = conf.get('DEFAULT', 'password') |
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52 dbfn = conf.get('DEFAULT', 'db') |
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53 |
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54 if (args.start is None) ^ (args.end is None): |
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55 parser.error('Must specify start and end or neither') |
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56 |
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57 if not args.update and not args.graph: |
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58 parser.error('Nothing to do') |
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59 |
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60 start = args.start |
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61 if start is None: |
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62 start = datetime.date.today() |
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63 start = datetime.datetime(start.year, start.month, start.day) |
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64 |
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65 end = args.end |
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66 if end is None: |
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67 end = start + datetime.timedelta(days = 1) |
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68 end = datetime.datetime(end.year, end.month, end.day) |
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69 |
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70 dbh = sqlite3.connect(dbfn, detect_types = sqlite3.PARSE_DECLTYPES) |
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71 cur = dbh.cursor() |
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72 if args.update: |
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73 date = start |
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74 while date < end: |
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75 if conf.has_option('DEFAULT', 'token'): |
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76 token = conf.get('DEFAULT', 'token') |
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77 else: |
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78 token = gettoken(username, password) |
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79 conf.set('DEFAULT', 'token', token) |
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80 conf.write(file(confname, 'w')) |
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81 |
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82 data = getdata(token, date, date) |
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83 if data == None: |
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84 #print('Getting new token') |
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85 token = gettoken(username, password) |
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86 data = getdata(token, date, date) |
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87 if data == None: |
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88 print('Unable to fetch data') |
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89 updatedb(cur, data) |
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90 dbh.commit() |
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91 date += datetime.timedelta(days = 1) |
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92 |
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93 if args.graph: |
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94 graph(args.filename, cur, ['battery_charge', 'battery_power', 'power_imported', 'power_exported', 'power_consumed', 'power_generated'], start, end) |
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95 |
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96 def mkdb(cur): |
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97 cur.execute(''' |
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98 CREATE TABLE IF NOT EXISTS agl ( |
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99 t_stamp TIMESTAMP PRIMARY KEY, |
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100 battery_charge NUMBER, |
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101 battery_power NUMBER, |
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102 power_consumed NUMBER, |
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103 power_expected NUMBER, |
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104 power_exported NUMBER, |
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105 power_generated NUMBER, |
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106 power_imported NUMBER, |
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107 estimated_savings NUMBER, |
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108 pv_forecast NUMBER, |
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109 pv_gen_battery NUMBER, |
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110 pv_gen_grid NUMBER, |
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111 pv_gen_site NUMBER, |
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112 site_cons_battery NUMBER, |
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113 site_cons_grid NUMBER, |
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114 site_cons_pv NUMBER |
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115 )''') |
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116 |
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117 units = { |
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118 'battery_charge' : '%', |
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119 'battery_power' : 'Watt', |
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120 'power_consumed' : 'Watt', |
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121 'power_expected' : 'Watt', |
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122 'power_exported' : 'Watt', |
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123 'power_generated' : 'Watt', |
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124 'power_imported' : 'Watt', |
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125 'estimated_savings' : '$', |
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126 'pv_forecast' : 'Watt', |
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127 'pv_gen_battery' : 'Watt', |
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128 'pv_gen_grid' : 'Watt', |
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129 'pv_gen_site' : 'Watt', |
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130 'site_cons_battery' : 'Watt', |
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131 'site_cons_grid' : 'Watt', |
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132 'site_cons_pv' : 'Watt' |
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133 } |
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134 |
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135 convs = { |
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136 'battery_power' : lambda a: a / 1000.0 |
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137 } |
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138 |
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139 names = { |
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140 'battery_charge' : 'Battery Charge', |
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141 'battery_power' : 'Battery Power', |
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142 'power_consumed' : 'Power Consumed', |
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143 'power_expected' : 'Power Expected', |
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144 'power_exported' : 'Power Exported', |
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145 'power_generated' : 'Power Generated', |
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146 'power_imported' : 'Power Imported', |
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147 'estimated_savings' : 'Estimated Savings', |
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148 'pv_forecast' : 'PV Forecast', |
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149 'pv_gen_battery' : 'PV Generation Battery', |
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150 'pv_gen_grid' : 'PV Generation Grid', |
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151 'pv_gen_site' : 'PV Generation Site', |
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152 'site_cons_battery' : 'Site Consumption Batter', |
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153 'site_cons_grid' : 'Site Consumption Grid', |
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154 'site_cons_pv' : 'Site Consumption PV' |
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155 } |
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156 |
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157 def graph(fname, cur, cols, start, end): |
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158 import numpy |
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159 import matplotlib |
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160 import matplotlib.dates |
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161 |
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162 colourlist = ['b','g','r','c','m','y','k'] |
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163 |
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164 # Work out what axes we are using |
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165 yaxisunits1 = None |
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166 yaxisunits2 = None |
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167 ax1lines = [] |
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168 ax2lines = [] |
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169 colouridx = 0 |
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170 for col in cols: |
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171 unit = units[col] |
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172 if yaxisunits1 == None: |
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173 yaxisunits1 = unit |
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174 if yaxisunits2 == None: |
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175 if unit != yaxisunits1: |
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176 yaxisunits2 = unit |
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177 else: |
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178 if unit != yaxisunits1 and unit != yaxisunits2: |
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179 raise exceptions.Exception('Asked to graph >2 different units') |
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180 |
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181 ltname = tzlocal.get_localzone().zone # Why is this so hard.. |
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182 lt = dateutil.tz.gettz(ltname) |
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183 utc = dateutil.tz.gettz('UTC') |
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184 matplotlib.rcParams['timezone'] = ltname |
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185 |
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186 if start.tzinfo == None: |
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187 start = start.replace(tzinfo = lt) |
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188 if end.tzinfo == None: |
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189 end = end.replace(tzinfo = lt) |
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190 |
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191 start = start.astimezone(utc) |
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192 end = end.astimezone(utc) |
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193 |
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194 # Actually get the data |
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195 colstr = reduce(lambda a, b: a + ', ' + b, cols) |
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196 # Data is stored as naive datetime's which are in UTC so convert the requested time here |
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197 cur.execute('SELECT t_stamp, ' + colstr + ' FROM agl WHERE t_stamp > ? AND t_stamp < ? ORDER BY t_stamp', |
0
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198 (start, end)) |
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199 ary = numpy.array(cur.fetchall()) |
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200 if ary.shape[0] == 0: |
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201 print('No data') |
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202 return |
1
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203 # Convert naive UTC to proper UTC then adjust to local time |
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204 xdata = map(lambda f: f.replace(tzinfo = utc).astimezone(lt), ary[:,0]) |
0
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205 for idx in range(len(cols)): |
5
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206 ydata = ary[:,idx + 1] |
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207 if cols[idx] in convs: |
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208 ydata = convs[cols[idx]](ydata) |
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209 if units[cols[idx]] == yaxisunits1: |
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210 ax1lines.append([xdata, ydata, names[cols[idx]], colourlist[colouridx]]) |
0
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211 else: |
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212 ax2lines.append([xdata, ydata, names[cols[idx]], colourlist[colouridx]]) |
0
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213 colouridx += 1 |
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214 |
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215 if fname == None: |
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|
216 import matplotlib.pylab |
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217 fig = matplotlib.pylab.figure() |
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218 else: |
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219 import matplotlib.backends.backend_agg |
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220 fig = matplotlib.figure.Figure(figsize = (8, 6), dpi = 75) |
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221 |
0
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222 ax1 = fig.add_subplot(111) |
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223 ax1.set_ylabel(yaxisunits1) |
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224 |
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225 for line in ax1lines: |
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226 ax1.plot(line[0], line[1], label = line[2]) |
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227 |
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228 ax1.legend(loc = 'upper left') |
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229 |
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230 if yaxisunits2 != None: |
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231 ax2 = ax1.twinx() |
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232 ax2.set_ylabel(yaxisunits2) |
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233 |
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234 for line in ax2lines: |
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235 ax2.plot(line[0], line[1], label = line[2], color = line[3]) |
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236 ax2.legend(loc = 'upper right') |
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237 |
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238 ndays = int(max(1, round(((end - start).total_seconds()) / 86400))) |
0
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239 for ax in fig.get_axes(): |
7 | 240 ax.set_title('%s to %s' % (start.strftime('%Y-%m-%d'), end.strftime('%Y-%m-%d'))) |
1
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241 ax.set_xlim([start, end]) |
3
525a66486282
Fix mouse hover formatting.
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2
diff
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242 ax.format_xdata = lambda d: matplotlib.dates.num2date(d).strftime('%d %b %H:%M') |
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243 ax.xaxis.grid(True) |
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244 ax.xaxis.set_major_formatter(matplotlib.dates.DateFormatter('%d %b\n%H:%M')) |
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245 ax.xaxis.set_major_locator(matplotlib.dates.HourLocator(interval = 2 * ndays)) |
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246 ax.xaxis.set_minor_locator(matplotlib.dates.MinuteLocator(interval = 5 * ndays)) |
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247 for label in ax.get_xticklabels(): |
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248 label.set_ha('center') |
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249 label.set_rotation(90) |
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250 |
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251 # Fudge margins to give more graph and less space |
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252 fig.subplots_adjust(left = 0.10, right = 0.88, top = 0.95, bottom = 0.15) |
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253 if fname == None: |
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254 matplotlib.pyplot.show() |
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255 else: |
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256 canvas = matplotlib.backends.backend_agg.FigureCanvasAgg(fig) # Sets canvas in fig too |
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257 fig.savefig(fname) |
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258 |
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259 def updatedb(cur, data): |
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260 mkdb(cur) |
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261 for d in data['reads']['data']: |
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262 ts = datetime.datetime.strptime(d['t_stamp'], '%Y-%m-%dT%H:%M:%SZ') |
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263 # Note we rename *energy* to *power* here to match what it actually means |
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264 vals = [ts, d['battery_charge'], d['battery_energy'], d['energy_consumed'], d['energy_expected'], d['energy_exported'], d['energy_generated'], |
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265 d['energy_imported'], d['estimated_savings'], d['pv_forecast'], d['pv_generation']['battery_energy'], |
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266 d['pv_generation']['grid_energy'], d['pv_generation']['site_energy'], d['site_consumption']['battery_energy'], |
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267 d['site_consumption']['grid_energy'], d['site_consumption']['pv_energy']] |
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268 skip = True |
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269 for v in vals[1:]: |
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270 if v != None: |
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271 skip = False |
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272 break |
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273 if skip: |
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274 print('Skipping empty record at ' + str(ts)) |
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275 continue |
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276 cur.execute('INSERT OR IGNORE INTO agl(t_stamp, battery_charge, battery_power, power_consumed, power_expected, power_exported, power_generated, power_imported, estimated_savings, pv_forecast, pv_gen_battery, pv_gen_grid, pv_gen_site, site_cons_battery, site_cons_grid, site_cons_pv) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)', vals) |
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277 |
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278 def gettoken(username, password): |
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279 authblob = json.encoder.JSONEncoder().encode({'email' : username, 'password' : password}) |
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280 reply = requests.request('POST', loginurl, data = authblob, headers = {'Content-Type' : 'application/json'}) |
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281 if reply.status_code != 200: |
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282 return None |
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283 return json.decoder.JSONDecoder().decode(reply.content)['access_token'] |
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284 |
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285 def getdata(token, startdate, enddate): |
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286 #print('getting ' + startdate.strftime('%Y-%m-%d')) |
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287 reply = requests.request('GET', dataurl, params = { |
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288 'startDate' : startdate.strftime('%Y-%m-%d'), |
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289 'endDate' : enddate.strftime('%Y-%m-%d'), |
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290 'granularity' : 'Minute', |
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291 'metrics' : 'read', |
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292 'units' : 'W', |
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293 }, headers = { 'Authorization' : 'Bearer ' + token}) |
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294 |
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295 if reply.status_code != 200: |
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296 return None |
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297 |
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298 return json.decoder.JSONDecoder().decode(reply.content) |
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299 |
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300 def logout(token): |
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301 reply = requests.request('GET', logouturl, headers = { 'Authorization' : 'Bearer ' + token}) |
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302 return reply.status_code == 200 |
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303 |
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304 if __name__ == '__main__': |
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305 main() |