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<h1>Source code for gymnasium.spaces.discrete</h1><div class="highlight"><pre>
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<span></span><span class="sd">"""Implementation of a space consisting of finitely many elements."""</span>
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<span class="kn">from</span><span class="w"> </span><span class="nn">__future__</span><span class="w"> </span><span class="kn">import</span> <span class="n">annotations</span>
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<span class="kn">from</span><span class="w"> </span><span class="nn">collections.abc</span><span class="w"> </span><span class="kn">import</span> <span class="n">Iterable</span><span class="p">,</span> <span class="n">Mapping</span><span class="p">,</span> <span class="n">Sequence</span>
|
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<span class="kn">from</span><span class="w"> </span><span class="nn">typing</span><span class="w"> </span><span class="kn">import</span> <span class="n">Any</span>
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<span class="kn">import</span><span class="w"> </span><span class="nn">numpy</span><span class="w"> </span><span class="k">as</span><span class="w"> </span><span class="nn">np</span>
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<span class="kn">from</span><span class="w"> </span><span class="nn">gymnasium.spaces.space</span><span class="w"> </span><span class="kn">import</span> <span class="n">MaskNDArray</span><span class="p">,</span> <span class="n">Space</span>
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<div class="viewcode-block" id="Discrete">
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<a class="viewcode-back" href="../../../../api/spaces/fundamental/#gymnasium.spaces.Discrete">[docs]</a>
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<span class="k">class</span><span class="w"> </span><span class="nc">Discrete</span><span class="p">(</span><span class="n">Space</span><span class="p">[</span><span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">]):</span>
|
|
<span class="w"> </span><span class="sa">r</span><span class="sd">"""A space consisting of finitely many elements.</span>
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<span class="sd"> This class represents a finite subset of integers, more specifically a set of the form :math:`\{ a, a+1, \dots, a+n-1 \}`.</span>
|
|
|
|
<span class="sd"> Example:</span>
|
|
<span class="sd"> >>> from gymnasium.spaces import Discrete</span>
|
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<span class="sd"> >>> observation_space = Discrete(2, seed=42) # {0, 1}</span>
|
|
<span class="sd"> >>> observation_space.sample()</span>
|
|
<span class="sd"> np.int64(0)</span>
|
|
<span class="sd"> >>> observation_space = Discrete(3, start=-1, seed=42) # {-1, 0, 1}</span>
|
|
<span class="sd"> >>> observation_space.sample()</span>
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|
<span class="sd"> np.int64(-1)</span>
|
|
<span class="sd"> >>> observation_space.sample(mask=np.array([0,0,1], dtype=np.int8))</span>
|
|
<span class="sd"> np.int64(1)</span>
|
|
<span class="sd"> >>> observation_space.sample(probability=np.array([0,0,1], dtype=np.float64))</span>
|
|
<span class="sd"> np.int64(1)</span>
|
|
<span class="sd"> >>> observation_space.sample(probability=np.array([0,0.3,0.7], dtype=np.float64))</span>
|
|
<span class="sd"> np.int64(1)</span>
|
|
<span class="sd"> """</span>
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|
<span class="k">def</span><span class="w"> </span><span class="fm">__init__</span><span class="p">(</span>
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|
<span class="bp">self</span><span class="p">,</span>
|
|
<span class="n">n</span><span class="p">:</span> <span class="nb">int</span> <span class="o">|</span> <span class="n">np</span><span class="o">.</span><span class="n">integer</span><span class="p">[</span><span class="n">Any</span><span class="p">],</span>
|
|
<span class="n">seed</span><span class="p">:</span> <span class="nb">int</span> <span class="o">|</span> <span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">Generator</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span>
|
|
<span class="n">start</span><span class="p">:</span> <span class="nb">int</span> <span class="o">|</span> <span class="n">np</span><span class="o">.</span><span class="n">integer</span><span class="p">[</span><span class="n">Any</span><span class="p">]</span> <span class="o">=</span> <span class="mi">0</span><span class="p">,</span>
|
|
<span class="p">):</span>
|
|
<span class="w"> </span><span class="sa">r</span><span class="sd">"""Constructor of :class:`Discrete` space.</span>
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<span class="sd"> This will construct the space :math:`\{\text{start}, ..., \text{start} + n - 1\}`.</span>
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|
|
<span class="sd"> Args:</span>
|
|
<span class="sd"> n (int): The number of elements of this space.</span>
|
|
<span class="sd"> seed: Optionally, you can use this argument to seed the RNG that is used to sample from the ``Dict`` space.</span>
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|
<span class="sd"> start (int): The smallest element of this space.</span>
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|
<span class="sd"> """</span>
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|
<span class="k">assert</span> <span class="n">np</span><span class="o">.</span><span class="n">issubdtype</span><span class="p">(</span>
|
|
<span class="nb">type</span><span class="p">(</span><span class="n">n</span><span class="p">),</span> <span class="n">np</span><span class="o">.</span><span class="n">integer</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"Expects `n` to be an integer, actual dtype: </span><span class="si">{</span><span class="nb">type</span><span class="p">(</span><span class="n">n</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
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|
<span class="k">assert</span> <span class="n">n</span> <span class="o">></span> <span class="mi">0</span><span class="p">,</span> <span class="s2">"n (counts) have to be positive"</span>
|
|
<span class="k">assert</span> <span class="n">np</span><span class="o">.</span><span class="n">issubdtype</span><span class="p">(</span>
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|
<span class="nb">type</span><span class="p">(</span><span class="n">start</span><span class="p">),</span> <span class="n">np</span><span class="o">.</span><span class="n">integer</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"Expects `start` to be an integer, actual type: </span><span class="si">{</span><span class="nb">type</span><span class="p">(</span><span class="n">start</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">n</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">(</span><span class="n">n</span><span class="p">)</span>
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<span class="bp">self</span><span class="o">.</span><span class="n">start</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">(</span><span class="n">start</span><span class="p">)</span>
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|
<span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="fm">__init__</span><span class="p">((),</span> <span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">,</span> <span class="n">seed</span><span class="p">)</span>
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<span class="nd">@property</span>
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<span class="k">def</span><span class="w"> </span><span class="nf">is_np_flattenable</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
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<span class="w"> </span><span class="sd">"""Checks whether this space can be flattened to a :class:`spaces.Box`."""</span>
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<span class="k">return</span> <span class="kc">True</span>
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<div class="viewcode-block" id="Discrete.sample">
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|
<a class="viewcode-back" href="../../../../api/spaces/fundamental/#gymnasium.spaces.Discrete.sample">[docs]</a>
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|
<span class="k">def</span><span class="w"> </span><span class="nf">sample</span><span class="p">(</span>
|
|
<span class="bp">self</span><span class="p">,</span> <span class="n">mask</span><span class="p">:</span> <span class="n">MaskNDArray</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">,</span> <span class="n">probability</span><span class="p">:</span> <span class="n">MaskNDArray</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span>
|
|
<span class="p">)</span> <span class="o">-></span> <span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">:</span>
|
|
<span class="w"> </span><span class="sd">"""Generates a single random sample from this space.</span>
|
|
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|
<span class="sd"> A sample will be chosen uniformly at random with the mask if provided, or it will be chosen according to a specified probability distribution if the probability mask is provided.</span>
|
|
|
|
<span class="sd"> Args:</span>
|
|
<span class="sd"> mask: An optional mask for if an action can be selected.</span>
|
|
<span class="sd"> Expected `np.ndarray` of shape ``(n,)`` and dtype ``np.int8`` where ``1`` represents valid actions and ``0`` invalid / infeasible actions.</span>
|
|
<span class="sd"> If there are no possible actions (i.e. ``np.all(mask == 0)``) then ``space.start`` will be returned.</span>
|
|
<span class="sd"> probability: An optional probability mask describing the probability of each action being selected.</span>
|
|
<span class="sd"> Expected `np.ndarray` of shape ``(n,)`` and dtype ``np.float64`` where each value is in the range ``[0, 1]`` and the sum of all values is 1.</span>
|
|
<span class="sd"> If the values do not sum to 1, an exception will be thrown.</span>
|
|
|
|
<span class="sd"> Returns:</span>
|
|
<span class="sd"> A sampled integer from the space</span>
|
|
<span class="sd"> """</span>
|
|
<span class="k">if</span> <span class="n">mask</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span> <span class="ow">and</span> <span class="n">probability</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
|
|
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span>
|
|
<span class="sa">f</span><span class="s2">"Only one of `mask` or `probability` can be provided, actual values: mask=</span><span class="si">{</span><span class="n">mask</span><span class="si">}</span><span class="s2">, probability=</span><span class="si">{</span><span class="n">probability</span><span class="si">}</span><span class="s2">"</span>
|
|
<span class="p">)</span>
|
|
<span class="c1"># binary mask sampling</span>
|
|
<span class="k">elif</span> <span class="n">mask</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
|
|
<span class="k">assert</span> <span class="nb">isinstance</span><span class="p">(</span>
|
|
<span class="n">mask</span><span class="p">,</span> <span class="n">np</span><span class="o">.</span><span class="n">ndarray</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"The expected type of the sample mask is np.ndarray, actual type: </span><span class="si">{</span><span class="nb">type</span><span class="p">(</span><span class="n">mask</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
|
|
<span class="k">assert</span> <span class="p">(</span>
|
|
<span class="n">mask</span><span class="o">.</span><span class="n">dtype</span> <span class="o">==</span> <span class="n">np</span><span class="o">.</span><span class="n">int8</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"The expected dtype of the sample mask is np.int8, actual dtype: </span><span class="si">{</span><span class="n">mask</span><span class="o">.</span><span class="n">dtype</span><span class="si">}</span><span class="s2">"</span>
|
|
<span class="k">assert</span> <span class="n">mask</span><span class="o">.</span><span class="n">shape</span> <span class="o">==</span> <span class="p">(</span>
|
|
<span class="bp">self</span><span class="o">.</span><span class="n">n</span><span class="p">,</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"The expected shape of the sample mask is </span><span class="si">{</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">n</span><span class="p">),)</span><span class="si">}</span><span class="s2">, actual shape: </span><span class="si">{</span><span class="n">mask</span><span class="o">.</span><span class="n">shape</span><span class="si">}</span><span class="s2">"</span>
|
|
|
|
<span class="n">valid_action_mask</span> <span class="o">=</span> <span class="n">mask</span> <span class="o">==</span> <span class="mi">1</span>
|
|
<span class="k">assert</span> <span class="n">np</span><span class="o">.</span><span class="n">all</span><span class="p">(</span>
|
|
<span class="n">np</span><span class="o">.</span><span class="n">logical_or</span><span class="p">(</span><span class="n">mask</span> <span class="o">==</span> <span class="mi">0</span><span class="p">,</span> <span class="n">valid_action_mask</span><span class="p">)</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"All values of the sample mask should be 0 or 1, actual values: </span><span class="si">{</span><span class="n">mask</span><span class="si">}</span><span class="s2">"</span>
|
|
|
|
<span class="k">if</span> <span class="n">np</span><span class="o">.</span><span class="n">any</span><span class="p">(</span><span class="n">valid_action_mask</span><span class="p">):</span>
|
|
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">start</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">np_random</span><span class="o">.</span><span class="n">choice</span><span class="p">(</span>
|
|
<span class="n">np</span><span class="o">.</span><span class="n">where</span><span class="p">(</span><span class="n">valid_action_mask</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
|
|
<span class="p">)</span>
|
|
<span class="k">else</span><span class="p">:</span>
|
|
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">start</span>
|
|
<span class="c1"># probability mask sampling</span>
|
|
<span class="k">elif</span> <span class="n">probability</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
|
|
<span class="k">assert</span> <span class="nb">isinstance</span><span class="p">(</span>
|
|
<span class="n">probability</span><span class="p">,</span> <span class="n">np</span><span class="o">.</span><span class="n">ndarray</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"The expected type of the sample probability is np.ndarray, actual type: </span><span class="si">{</span><span class="nb">type</span><span class="p">(</span><span class="n">probability</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
|
|
<span class="k">assert</span> <span class="p">(</span>
|
|
<span class="n">probability</span><span class="o">.</span><span class="n">dtype</span> <span class="o">==</span> <span class="n">np</span><span class="o">.</span><span class="n">float64</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"The expected dtype of the sample probability is np.float64, actual dtype: </span><span class="si">{</span><span class="n">probability</span><span class="o">.</span><span class="n">dtype</span><span class="si">}</span><span class="s2">"</span>
|
|
<span class="k">assert</span> <span class="n">probability</span><span class="o">.</span><span class="n">shape</span> <span class="o">==</span> <span class="p">(</span>
|
|
<span class="bp">self</span><span class="o">.</span><span class="n">n</span><span class="p">,</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"The expected shape of the sample probability is </span><span class="si">{</span><span class="p">(</span><span class="nb">int</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">n</span><span class="p">),)</span><span class="si">}</span><span class="s2">, actual shape: </span><span class="si">{</span><span class="n">probability</span><span class="o">.</span><span class="n">shape</span><span class="si">}</span><span class="s2">"</span>
|
|
|
|
<span class="k">assert</span> <span class="n">np</span><span class="o">.</span><span class="n">all</span><span class="p">(</span>
|
|
<span class="n">np</span><span class="o">.</span><span class="n">logical_and</span><span class="p">(</span><span class="n">probability</span> <span class="o">>=</span> <span class="mi">0</span><span class="p">,</span> <span class="n">probability</span> <span class="o"><=</span> <span class="mi">1</span><span class="p">)</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"All values of the sample probability should be between 0 and 1, actual values: </span><span class="si">{</span><span class="n">probability</span><span class="si">}</span><span class="s2">"</span>
|
|
<span class="k">assert</span> <span class="n">np</span><span class="o">.</span><span class="n">isclose</span><span class="p">(</span>
|
|
<span class="n">np</span><span class="o">.</span><span class="n">sum</span><span class="p">(</span><span class="n">probability</span><span class="p">),</span> <span class="mi">1</span>
|
|
<span class="p">),</span> <span class="sa">f</span><span class="s2">"The sum of the sample probability should be equal to 1, actual sum: </span><span class="si">{</span><span class="n">np</span><span class="o">.</span><span class="n">sum</span><span class="p">(</span><span class="n">probability</span><span class="p">)</span><span class="si">}</span><span class="s2">"</span>
|
|
|
|
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">start</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">np_random</span><span class="o">.</span><span class="n">choice</span><span class="p">(</span><span class="n">np</span><span class="o">.</span><span class="n">arange</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">n</span><span class="p">),</span> <span class="n">p</span><span class="o">=</span><span class="n">probability</span><span class="p">)</span>
|
|
<span class="c1"># uniform sampling</span>
|
|
<span class="k">else</span><span class="p">:</span>
|
|
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">start</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">np_random</span><span class="o">.</span><span class="n">integers</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">n</span><span class="p">)</span></div>
|
|
|
|
|
|
<span class="k">def</span><span class="w"> </span><span class="nf">contains</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">x</span><span class="p">:</span> <span class="n">Any</span><span class="p">)</span> <span class="o">-></span> <span class="nb">bool</span><span class="p">:</span>
|
|
<span class="w"> </span><span class="sd">"""Return boolean specifying if x is a valid member of this space."""</span>
|
|
<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="nb">int</span><span class="p">):</span>
|
|
<span class="n">as_int64</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
|
|
<span class="k">elif</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="p">(</span><span class="n">np</span><span class="o">.</span><span class="n">generic</span><span class="p">,</span> <span class="n">np</span><span class="o">.</span><span class="n">ndarray</span><span class="p">))</span> <span class="ow">and</span> <span class="p">(</span>
|
|
<span class="n">np</span><span class="o">.</span><span class="n">issubdtype</span><span class="p">(</span><span class="n">x</span><span class="o">.</span><span class="n">dtype</span><span class="p">,</span> <span class="n">np</span><span class="o">.</span><span class="n">integer</span><span class="p">)</span> <span class="ow">and</span> <span class="n">x</span><span class="o">.</span><span class="n">shape</span> <span class="o">==</span> <span class="p">()</span>
|
|
<span class="p">):</span>
|
|
<span class="n">as_int64</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">(</span><span class="n">x</span><span class="p">)</span>
|
|
<span class="k">else</span><span class="p">:</span>
|
|
<span class="k">return</span> <span class="kc">False</span>
|
|
|
|
<span class="k">return</span> <span class="nb">bool</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">start</span> <span class="o"><=</span> <span class="n">as_int64</span> <span class="o"><</span> <span class="bp">self</span><span class="o">.</span><span class="n">start</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">n</span><span class="p">)</span>
|
|
|
|
<span class="k">def</span><span class="w"> </span><span class="fm">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-></span> <span class="nb">str</span><span class="p">:</span>
|
|
<span class="w"> </span><span class="sd">"""Gives a string representation of this space."""</span>
|
|
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">start</span> <span class="o">!=</span> <span class="mi">0</span><span class="p">:</span>
|
|
<span class="k">return</span> <span class="sa">f</span><span class="s2">"Discrete(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">n</span><span class="si">}</span><span class="s2">, start=</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">start</span><span class="si">}</span><span class="s2">)"</span>
|
|
<span class="k">return</span> <span class="sa">f</span><span class="s2">"Discrete(</span><span class="si">{</span><span class="bp">self</span><span class="o">.</span><span class="n">n</span><span class="si">}</span><span class="s2">)"</span>
|
|
|
|
<span class="k">def</span><span class="w"> </span><span class="fm">__eq__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">other</span><span class="p">:</span> <span class="n">Any</span><span class="p">)</span> <span class="o">-></span> <span class="nb">bool</span><span class="p">:</span>
|
|
<span class="w"> </span><span class="sd">"""Check whether ``other`` is equivalent to this instance."""</span>
|
|
<span class="k">return</span> <span class="p">(</span>
|
|
<span class="nb">isinstance</span><span class="p">(</span><span class="n">other</span><span class="p">,</span> <span class="n">Discrete</span><span class="p">)</span>
|
|
<span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">n</span> <span class="o">==</span> <span class="n">other</span><span class="o">.</span><span class="n">n</span>
|
|
<span class="ow">and</span> <span class="bp">self</span><span class="o">.</span><span class="n">start</span> <span class="o">==</span> <span class="n">other</span><span class="o">.</span><span class="n">start</span>
|
|
<span class="p">)</span>
|
|
|
|
<span class="k">def</span><span class="w"> </span><span class="nf">__setstate__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">state</span><span class="p">:</span> <span class="n">Iterable</span><span class="p">[</span><span class="nb">tuple</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">Any</span><span class="p">]]</span> <span class="o">|</span> <span class="n">Mapping</span><span class="p">[</span><span class="nb">str</span><span class="p">,</span> <span class="n">Any</span><span class="p">]):</span>
|
|
<span class="w"> </span><span class="sd">"""Used when loading a pickled space.</span>
|
|
|
|
<span class="sd"> This method has to be implemented explicitly to allow for loading of legacy states.</span>
|
|
|
|
<span class="sd"> Args:</span>
|
|
<span class="sd"> state: The new state</span>
|
|
<span class="sd"> """</span>
|
|
<span class="c1"># Don't mutate the original state</span>
|
|
<span class="n">state</span> <span class="o">=</span> <span class="nb">dict</span><span class="p">(</span><span class="n">state</span><span class="p">)</span>
|
|
|
|
<span class="c1"># Allow for loading of legacy states.</span>
|
|
<span class="c1"># See https://github.com/openai/gym/pull/2470</span>
|
|
<span class="k">if</span> <span class="s2">"start"</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">state</span><span class="p">:</span>
|
|
<span class="n">state</span><span class="p">[</span><span class="s2">"start"</span><span class="p">]</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span>
|
|
|
|
<span class="nb">super</span><span class="p">()</span><span class="o">.</span><span class="n">__setstate__</span><span class="p">(</span><span class="n">state</span><span class="p">)</span>
|
|
|
|
<span class="k">def</span><span class="w"> </span><span class="nf">to_jsonable</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">sample_n</span><span class="p">:</span> <span class="n">Sequence</span><span class="p">[</span><span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">])</span> <span class="o">-></span> <span class="nb">list</span><span class="p">[</span><span class="nb">int</span><span class="p">]:</span>
|
|
<span class="w"> </span><span class="sd">"""Converts a list of samples to a list of ints."""</span>
|
|
<span class="k">return</span> <span class="p">[</span><span class="nb">int</span><span class="p">(</span><span class="n">x</span><span class="p">)</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="n">sample_n</span><span class="p">]</span>
|
|
|
|
<span class="k">def</span><span class="w"> </span><span class="nf">from_jsonable</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">sample_n</span><span class="p">:</span> <span class="nb">list</span><span class="p">[</span><span class="nb">int</span><span class="p">])</span> <span class="o">-></span> <span class="nb">list</span><span class="p">[</span><span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">]:</span>
|
|
<span class="w"> </span><span class="sd">"""Converts a list of json samples to a list of np.int64."""</span>
|
|
<span class="k">return</span> <span class="p">[</span><span class="n">np</span><span class="o">.</span><span class="n">int64</span><span class="p">(</span><span class="n">x</span><span class="p">)</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="n">sample_n</span><span class="p">]</span></div>
|
|
|
|
</pre></div>
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|
"Core Projects": [],
|
|
"Mature Projects": {
|
|
"Documentation": [],
|
|
"Repositories": [],
|
|
},
|
|
"Incubating Projects": {
|
|
"Documentation": [],
|
|
"Repositories": [],
|
|
},
|
|
"Foundation": [
|
|
{
|
|
name: "About",
|
|
link: "https://farama.org/about"
|
|
},
|
|
{
|
|
name: "Standards",
|
|
link: "https://farama.org/project_standards",
|
|
},
|
|
{
|
|
name: "Donate",
|
|
link: "https://farama.org/donations"
|
|
}
|
|
]
|
|
}
|
|
|
|
// Categorize projects
|
|
Object.keys(jsonResponse).forEach(key => {
|
|
projectJson = jsonResponse[key];
|
|
if (projectJson.website !== null) {
|
|
projectJson.link = projectJson.website;
|
|
} else {
|
|
projectJson.link = projectJson.github;
|
|
}
|
|
if (projectJson.type === "core") {
|
|
sections["Core Projects"].push(projectJson)
|
|
} else if (projectJson.type == "mature") {
|
|
if (projectJson.website !== null) {
|
|
sections["Mature Projects"]["Documentation"].push(projectJson)
|
|
} else {
|
|
sections["Mature Projects"]["Repositories"].push(projectJson)
|
|
}
|
|
} else {
|
|
if (projectJson.website !== null) {
|
|
sections["Incubating Projects"]["Documentation"].push(projectJson)
|
|
} else {
|
|
sections["Incubating Projects"]["Repositories"].push(projectJson)
|
|
}
|
|
}
|
|
})
|
|
|
|
const menuContainer = document.querySelector(".farama-header-menu__body");
|
|
|
|
Object.keys(sections).forEach((key, i) => {
|
|
const sectionElem = Object.assign(
|
|
document.createElement('div'), {
|
|
className:'farama-header-menu__section',
|
|
}
|
|
)
|
|
sectionElem.appendChild(Object.assign(document.createElement('span'),
|
|
{
|
|
className:'farama-header-menu__section-title' ,
|
|
innerText: key
|
|
}
|
|
))
|
|
// is not a list
|
|
if (sections[key].constructor !== Array) {
|
|
const subSections = sections[key];
|
|
const subSectionContainerElem = Object.assign(
|
|
document.createElement('div'), {
|
|
className:'farama-header-menu__subsections-container',
|
|
style: 'display: flex'
|
|
}
|
|
)
|
|
Object.keys(subSections).forEach((subKey, i) => {
|
|
const subSectionElem = Object.assign(
|
|
document.createElement('div'), {
|
|
className:'farama-header-menu__subsection',
|
|
}
|
|
)
|
|
subSectionElem.appendChild(Object.assign(document.createElement('span'),
|
|
{
|
|
className:'farama-header-menu__subsection-title' ,
|
|
innerText: subKey
|
|
}
|
|
))
|
|
const ulElem = createProjectsList(subSections[subKey], key !== 'Foundation');
|
|
subSectionElem.appendChild(ulElem);
|
|
subSectionContainerElem.appendChild(subSectionElem);
|
|
})
|
|
sectionElem.appendChild(subSectionContainerElem);
|
|
} else {
|
|
const projects = sections[key];
|
|
const ulElem = createProjectsList(projects, true);
|
|
sectionElem.appendChild(ulElem);
|
|
}
|
|
menuContainer.appendChild(sectionElem)
|
|
});
|
|
}
|
|
|
|
xhr.onerror = function() {
|
|
console.error("Unable to load projects");
|
|
};
|
|
|
|
xhr.send();
|
|
</script>
|
|
|
|
|
|
<script>
|
|
const versioningConfig = {
|
|
githubUser: 'Farama-Foundation',
|
|
githubRepo: 'Gymnasium',
|
|
};
|
|
fetch('/main/_static/versioning/versioning_menu.html').then(response => {
|
|
if (response.status === 200) {
|
|
response.text().then(text => {
|
|
const container = document.createElement("div");
|
|
container.innerHTML = text;
|
|
document.querySelector("body").appendChild(container);
|
|
// innerHtml doenst evaluate scripts, we need to add them dynamically
|
|
Array.from(container.querySelectorAll("script")).forEach(oldScript => {
|
|
const newScript = document.createElement("script");
|
|
Array.from(oldScript.attributes).forEach(attr => newScript.setAttribute(attr.name, attr.value));
|
|
newScript.appendChild(document.createTextNode(oldScript.innerHTML));
|
|
oldScript.parentNode.replaceChild(newScript, oldScript);
|
|
});
|
|
});
|
|
} else {
|
|
console.warn("Unable to load versioning menu", response);
|
|
}
|
|
});
|
|
</script>
|
|
|
|
</body>
|
|
</html> |