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<h1>Source code for businessprocess</h1><div class="highlight"><pre>
<span></span><span class="kn">import</span> <span class="nn">simpy</span>
<span class="kn">import</span> <span class="nn">random</span>
<span class="kn">from</span> <span class="nn">case</span> <span class="kn">import</span> <span class="n">Case</span>
<div class="viewcode-block" id="BusinessProcess"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess">[docs]</a><span class="k">class</span> <span class="nc">BusinessProcess</span><span class="p">(</span><span class="nb">object</span><span class="p">):</span>
<span class="w"> </span><span class="sd">""" </span>
<span class="sd"> A class used to represent a Business Process</span>
<span class="sd"> ....</span>
<span class="sd"> Attributes</span>
<span class="sd"> ----------</span>
<span class="sd"> env : simpy.Environment</span>
<span class="sd"> an environment for the simulation of the process</span>
<span class="sd"> system = simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> order_taker : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> stock_handler_a : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> stock_handler_b : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> stock_handler_c : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> manufacturer_a : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> manufacturer_b : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> packer_a : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> packer_b : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> packer_c : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> delivery_service_a : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> delivery_service_b : simpy.Resource</span><span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> delivery_service_c : simpy.Resource</span>
<span class="sd"> the number of the resources of this type the process has</span>
<span class="sd"> active_cases : list of int</span>
<span class="sd"> a list containing the case-ids of all the currently active cases</span>
<span class="sd"> case_objects = list of case.Case</span>
<span class="sd"> a list containing all the case objects created in the process</span>
<span class="sd"> flag : bool</span>
<span class="sd"> indicates whether the process is currently controlled by a RL-agent</span>
<span class="sd"> case_id : int</span>
<span class="sd"> if a RL-agent controls the process, this varable saves the case-id of the currently controlled case</span>
<span class="sd"> next : int</span>
<span class="sd"> if a RL-agent controls the process, this varaiable saves what the next action the agent chose is</span>
<span class="sd"> done_cases : set of case.Case</span>
<span class="sd"> if a RL-agent controls the process, this set saves all the done cases of the agent</span>
<span class="sd"> event_log_flag : bool</span>
<span class="sd"> if we're using the process to generate an event log by simulating it, this flag is set to true </span>
<span class="sd"> event_log : dict of {int : dict of {str : int}, dict of {str : str}, dict of {str: float}, dict of {str, float}}</span>
<span class="sd"> if the event_log_flag is set to true, we save the events of the process to this variable,</span>
<span class="sd"> an event includes it's case-id, activity, start timestamp and end timestamp </span>
<span class="sd"> event_counter : int</span>
<span class="sd"> a counter for the number of events which happened (useful when adding a new event to the event_log)</span>
<span class="sd"> Methods</span>
<span class="sd"> -------</span>
<span class="sd"> place_order()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> arrange_standard_order()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> arrange_custom_order()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> pick_from_stock_a()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> pick_from_stock_b()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> pick_from_stock_c()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> manufacture_a()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> manufacture_b()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> pack_a()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> pack_b()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> pack_c()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> attempt_delivery_a()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> attempt_delivery_b()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> attempt_delivery_c()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> order_completed()</span>
<span class="sd"> executes the activity by yielding a timeout with a certain duration</span>
<span class="sd"> is_valid(event, action, case_obj)</span>
<span class="sd"> checks whether the next action after a certain event in a case is valid </span>
<span class="sd"> """</span>
<span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""</span>
<span class="sd"> Parameters</span>
<span class="sd"> ----------</span>
<span class="sd"> env : simpy.Environment</span>
<span class="sd"> An environment for the simulation of the process</span>
<span class="sd"> ressources : list of int</span>
<span class="sd"> A list storing the number of the different resources available (13 types of resources)</span>
<span class="sd"> """</span>
<span class="c1"># initialize simulation environment</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span> <span class="o">=</span> <span class="n">env</span>
<span class="c1"># initialize ressources</span>
<span class="bp">self</span><span class="o">.</span><span class="n">system</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">order_taker</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">stock_handler_a</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">2</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">stock_handler_b</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">3</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">stock_handler_c</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">4</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">manufacturer_a</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">5</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">manufacturer_b</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">6</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">packer_a</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">7</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">packer_b</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">8</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">packer_c</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">9</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="c1"># capacity of each delivery service instead of numbers of workers</span>
<span class="bp">self</span><span class="o">.</span><span class="n">delivery_service_a</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">10</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">delivery_service_b</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">11</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">delivery_service_c</span> <span class="o">=</span> <span class="n">simpy</span><span class="o">.</span><span class="n">Resource</span><span class="p">(</span><span class="n">env</span><span class="p">,</span> <span class="n">ressources</span><span class="p">[</span><span class="mi">12</span><span class="p">]</span> <span class="o">-</span> <span class="mi">1</span><span class="p">)</span>
<span class="c1"># initialize lists with active cases and all case objects</span>
<span class="c1"># we decided that at the start of the process there are already 3 cases waiting </span>
<span class="bp">self</span><span class="o">.</span><span class="n">active_cases</span> <span class="o">=</span> <span class="p">[</span><span class="mi">0</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">]</span> <span class="c1"># saves case_ids</span>
<span class="n">case_0</span> <span class="o">=</span> <span class="n">Case</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span>
<span class="n">case_1</span> <span class="o">=</span> <span class="n">Case</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span>
<span class="n">case_2</span> <span class="o">=</span> <span class="n">Case</span><span class="p">(</span><span class="mi">2</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">case_objects</span> <span class="o">=</span> <span class="p">[</span><span class="n">case_0</span><span class="p">,</span> <span class="n">case_1</span><span class="p">,</span> <span class="n">case_2</span><span class="p">]</span> <span class="c1"># saves case objects</span>
<span class="c1"># flag indicates whether the process is currently controlled by the agent and we set it on false every time the agent does an activity</span>
<span class="bp">self</span><span class="o">.</span><span class="n">flag</span> <span class="o">=</span> <span class="kc">True</span>
<span class="c1"># if the agent controls a case, this varable saves the case_id of the controlled case</span>
<span class="bp">self</span><span class="o">.</span><span class="n">case_id</span> <span class="o">=</span> <span class="kc">None</span>
<span class="c1"># if the agent controls a case, this varaiable saves what the next action the agent chose is</span>
<span class="bp">self</span><span class="o">.</span><span class="n">next</span> <span class="o">=</span> <span class="mi">0</span>
<span class="c1"># initialize set containg all the done cases of the agent</span>
<span class="bp">self</span><span class="o">.</span><span class="n">done_cases</span> <span class="o">=</span> <span class="nb">set</span><span class="p">([])</span>
<span class="c1"># if we're using the simmodel to generate an event log this flag is set to true </span>
<span class="bp">self</span><span class="o">.</span><span class="n">event_log_flag</span> <span class="o">=</span> <span class="kc">False</span>
<span class="c1"># if the event_log_flag is true we save the events to this variable</span>
<span class="bp">self</span><span class="o">.</span><span class="n">event_log</span> <span class="o">=</span> <span class="p">[]</span>
<span class="c1"># a counter for the number of events which happened (useful for the event log generator)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">event_counter</span> <span class="o">=</span> <span class="mi">0</span>
<div class="viewcode-block" id="BusinessProcess.place_order"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.place_order">[docs]</a> <span class="k">def</span> <span class="nf">place_order</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "place order" by yielding a timeout of 2 time units. </span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="mi">2</span><span class="p">)</span></div>
<div class="viewcode-block" id="BusinessProcess.arrange_standard_order"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.arrange_standard_order">[docs]</a> <span class="k">def</span> <span class="nf">arrange_standard_order</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "arrange standard order" by yielding a timeout in the interval of 10 to 15 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">10</span><span class="p">,</span> <span class="mi">15</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.arrange_custom_order"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.arrange_custom_order">[docs]</a> <span class="k">def</span> <span class="nf">arrange_custom_order</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "arrange custom order" by yielding a timeout in the interval of 20 to 30 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">20</span><span class="p">,</span> <span class="mi">30</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.pick_from_stock_a"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.pick_from_stock_a">[docs]</a> <span class="k">def</span> <span class="nf">pick_from_stock_a</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "pick from stock A" by yielding a timeout in the interval of 10 to 40 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">10</span><span class="p">,</span> <span class="mi">40</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.pick_from_stock_b"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.pick_from_stock_b">[docs]</a> <span class="k">def</span> <span class="nf">pick_from_stock_b</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "pick from stock B" by yielding a timeout in the interval of 20 to 60 time units.</span>
<span class="sd"> """</span> <span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">20</span><span class="p">,</span> <span class="mi">60</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.pick_from_stock_c"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.pick_from_stock_c">[docs]</a> <span class="k">def</span> <span class="nf">pick_from_stock_c</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "pick from stock C" by yielding a timeout in the interval of 30 to 80 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">30</span><span class="p">,</span> <span class="mi">80</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.manufacture_a"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.manufacture_a">[docs]</a> <span class="k">def</span> <span class="nf">manufacture_a</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "manufacture A" by yielding a timeout in the interval of 240 to 360 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">240</span><span class="p">,</span> <span class="mi">360</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.manufacture_b"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.manufacture_b">[docs]</a> <span class="k">def</span> <span class="nf">manufacture_b</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "manufacture B" by yielding a timeout in the interval of 360 to 480 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">360</span><span class="p">,</span> <span class="mi">480</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.pack_a"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.pack_a">[docs]</a> <span class="k">def</span> <span class="nf">pack_a</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "pack A" by yielding a timeout in the interval of 10 to 20 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">10</span><span class="p">,</span> <span class="mi">20</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.pack_b"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.pack_b">[docs]</a> <span class="k">def</span> <span class="nf">pack_b</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "pack B" by yielding a timeout in the interval of 15 to 30 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">15</span><span class="p">,</span> <span class="mi">30</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.pack_c"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.pack_c">[docs]</a> <span class="k">def</span> <span class="nf">pack_c</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "pack C" by yielding a timeout in the interval of 25 to 50 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">25</span><span class="p">,</span> <span class="mi">50</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.attempt_delivery_a"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.attempt_delivery_a">[docs]</a> <span class="k">def</span> <span class="nf">attempt_delivery_a</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "attempt delivery A" by yielding a timeout in the interval of 720 to 1440 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">720</span><span class="p">,</span> <span class="mi">1440</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.attempt_delivery_b"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.attempt_delivery_b">[docs]</a> <span class="k">def</span> <span class="nf">attempt_delivery_b</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "attempt delivery B" by yielding a timeout in the interval of 1440 to 2160 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">1440</span><span class="p">,</span> <span class="mi">2160</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.attempt_delivery_c"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.attempt_delivery_c">[docs]</a> <span class="k">def</span> <span class="nf">attempt_delivery_c</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "attempt delivery C" by yielding a timeout in the interval of 1440 to 2880 time units.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="n">random</span><span class="o">.</span><span class="n">randint</span><span class="p">(</span><span class="mi">1440</span><span class="p">,</span> <span class="mi">2880</span><span class="p">))</span></div>
<div class="viewcode-block" id="BusinessProcess.order_completed"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.order_completed">[docs]</a> <span class="k">def</span> <span class="nf">order_completed</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Executes the activity "order completed" by yielding a timeout of 1 time unit.</span>
<span class="sd"> """</span>
<span class="k">yield</span> <span class="bp">self</span><span class="o">.</span><span class="n">env</span><span class="o">.</span><span class="n">timeout</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span></div>
<div class="viewcode-block" id="BusinessProcess.is_valid"><a class="viewcode-back" href="../businessprocess.html#businessprocess.BusinessProcess.is_valid">[docs]</a> <span class="k">def</span> <span class="nf">is_valid</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">event</span><span class="p">,</span> <span class="n">action</span><span class="p">,</span> <span class="n">case_obj</span><span class="p">):</span>
<span class="w"> </span><span class="sd">"""Checks whether the next action after a certain event in a case is valid based on the predefined process flow. </span>
<span class="sd"> Parameters</span>
<span class="sd"> ----------</span>
<span class="sd"> event : int</span>
<span class="sd"> the current event of the case</span>
<span class="sd"> action : int</span>
<span class="sd"> an encoded activity</span>
<span class="sd"> case_obj: case.Case</span>
<span class="sd"> the case for which we're doing the check</span>
<span class="sd"> </span>
<span class="sd"> Returns</span>
<span class="sd"> -------</span>
<span class="sd"> bool</span>
<span class="sd"> whether the action is valid or not</span>
<span class="sd"> """</span>
<span class="k">if</span> <span class="n">event</span> <span class="o">==</span> <span class="mi">0</span> <span class="ow">and</span> <span class="n">action</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">elif</span> <span class="n">event</span> <span class="o">==</span> <span class="mi">1</span> <span class="ow">and</span> <span class="p">(</span><span class="n">action</span> <span class="o">==</span> <span class="mi">2</span> <span class="ow">or</span> <span class="n">action</span> <span class="o">==</span> <span class="mi">3</span><span class="p">):</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">elif</span> <span class="n">event</span> <span class="o">==</span> <span class="mi">2</span> <span class="ow">and</span> <span class="n">case_obj</span><span class="o">.</span><span class="n">standard_order</span> <span class="ow">and</span> <span class="p">(</span><span class="n">action</span> <span class="o">==</span> <span class="mi">4</span> <span class="ow">or</span> <span class="n">action</span> <span class="o">==</span> <span class="mi">5</span> <span class="ow">or</span> <span class="n">action</span> <span class="o">==</span> <span class="mi">6</span><span class="p">):</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">elif</span> <span class="n">event</span> <span class="o">==</span> <span class="mi">3</span> <span class="ow">and</span> <span class="p">(</span><span class="ow">not</span> <span class="n">case_obj</span><span class="o">.</span><span class="n">standard_order</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">action</span> <span class="o">==</span> <span class="mi">7</span> <span class="ow">or</span> <span class="n">action</span> <span class="o">==</span> <span class="mi">8</span><span class="p">):</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">elif</span> <span class="p">(</span><span class="mi">4</span> <span class="o"><=</span> <span class="n">event</span> <span class="o"><=</span> <span class="mi">8</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">action</span> <span class="o">==</span> <span class="mi">9</span> <span class="ow">or</span> <span class="n">action</span> <span class="o">==</span> <span class="mi">10</span> <span class="ow">or</span> <span class="n">action</span> <span class="o">==</span> <span class="mi">11</span><span class="p">):</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">elif</span> <span class="p">(</span><span class="mi">9</span> <span class="o"><=</span> <span class="n">event</span> <span class="o"><=</span> <span class="mi">11</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="mi">12</span> <span class="o"><=</span> <span class="n">action</span> <span class="o"><=</span><span class="mi">14</span><span class="p">):</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">elif</span> <span class="p">(</span><span class="mi">12</span> <span class="o"><=</span> <span class="n">event</span> <span class="o"><=</span><span class="mi">14</span><span class="p">)</span> <span class="ow">and</span> <span class="n">action</span> <span class="o">==</span> <span class="mi">15</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">False</span></div></div>
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