Removed 'Declare' in favor of 'Create' and put attriubtion on Expert #2
+16 −12 · 2 files changed
-
README.html+8 −6 -
README.rst+8 −6
@@ -87,17 +87,17 @@ is:</p> <span class="name">nz</span> <span class="operator">=</span> <span class="name">np</span><span class="operator">.</span><span class="name">nonzero</span><span class="punctuation">([</span><span class="literal number integer">1</span><span class="punctuation">,</span><span class="literal number integer">2</span><span class="punctuation">,</span><span class="literal number integer">0</span><span class="punctuation">,</span><span class="literal number integer">0</span><span class="punctuation">,</span><span class="literal number integer">4</span><span class="punctuation">,</span><span class="literal number integer">0</span><span class="punctuation">])</span> </pre> </li> -<li><p class="first">Declare a 3x3 identity matrix</p> +<li><p class="first">Create a 3x3 identity matrix</p> <pre class="code python literal-block"> <span class="name">Z</span> <span class="operator">=</span> <span class="name">np</span><span class="operator">.</span><span class="name">eye</span><span class="punctuation">(</span><span class="literal number integer">3</span><span class="punctuation">)</span> </pre> </li> -<li><p class="first">Declare a 5x5 matrix with values 1,2,3,4 just below the diagonal</p> +<li><p class="first">Create a 5x5 matrix with values 1,2,3,4 just below the diagonal</p> <pre class="code python literal-block"> <span class="name">Z</span> <span class="operator">=</span> <span class="name">np</span><span class="operator">.</span><span class="name">diag</span><span class="punctuation">(</span><span class="literal number integer">1</span><span class="operator">+</span><span class="name">np</span><span class="operator">.</span><span class="name">arange</span><span class="punctuation">(</span><span class="literal number integer">4</span><span class="punctuation">),</span><span class="name">k</span><span class="operator">=-</span><span class="literal number integer">1</span><span class="punctuation">)</span> </pre> </li> -<li><p class="first">Declare a 10x10x10 array with random values</p> +<li><p class="first">Create a 10x10x10 array with random values</p> <pre class="code python literal-block"> <span class="name">Z</span> <span class="operator">=</span> <span class="name">np</span><span class="operator">.</span><span class="name">random</span><span class="operator">.</span><span class="name">random</span><span class="punctuation">((</span><span class="literal number integer">10</span><span class="punctuation">,</span><span class="literal number integer">10</span><span class="punctuation">,</span><span class="literal number integer">10</span><span class="punctuation">))</span> </pre> @@ -107,14 +107,14 @@ is:</p> <div class="section" id="novice"> <h1><a class="toc-backref" href="#id2">Novice</a></h1> <ol class="arabic"> -<li><p class="first">Declare a 8x8 matrix and fill it with a checkerboard pattern</p> +<li><p class="first">Create a 8x8 matrix and fill it with a checkerboard pattern</p> <pre class="code python literal-block"> <span class="name">Z</span> <span class="operator">=</span> <span class="name">np</span><span class="operator">.</span><span class="name">zeros</span><span class="punctuation">((</span><span class="literal number integer">8</span><span class="punctuation">,</span><span class="literal number integer">8</span><span class="punctuation">))</span> <span class="name">Z</span><span class="punctuation">[</span><span class="literal number integer">1</span><span class="punctuation">::</span><span class="literal number integer">2</span><span class="punctuation">,::</span><span class="literal number integer">2</span><span class="punctuation">]</span> <span class="operator">=</span> <span class="literal number integer">1</span> <span class="name">Z</span><span class="punctuation">[::</span><span class="literal number integer">2</span><span class="punctuation">,</span><span class="literal number integer">1</span><span class="punctuation">::</span><span class="literal number integer">2</span><span class="punctuation">]</span> <span class="operator">=</span> <span class="literal number integer">1</span> </pre> </li> -<li><p class="first">Declare a 10x10 array with random values and find the minimum and maximum values</p> +<li><p class="first">Create a 10x10 array with random values and find the minimum and maximum values</p> <pre class="code python literal-block"> <span class="name">Z</span> <span class="operator">=</span> <span class="name">np</span><span class="operator">.</span><span class="name">random</span><span class="operator">.</span><span class="name">random</span><span class="punctuation">((</span><span class="literal number integer">10</span><span class="punctuation">,</span><span class="literal number integer">10</span><span class="punctuation">))</span> <span class="name">Zmin</span><span class="punctuation">,</span> <span class="name">Zmax</span> <span class="operator">=</span> <span class="name">Z</span><span class="operator">.</span><span class="name">min</span><span class="punctuation">(),</span> <span class="name">Z</span><span class="operator">.</span><span class="name">max</span><span class="punctuation">()</span> @@ -193,7 +193,7 @@ them to polar coordinates</p> <span class="name">Z</span><span class="punctuation">[</span><span class="name">Z</span><span class="operator">.</span><span class="name">argmax</span><span class="punctuation">()]</span> <span class="operator">=</span> <span class="literal number integer">0</span> </pre> </li> -<li><p class="first">Declare a structured array with <tt class="docutils literal">x</tt> and <tt class="docutils literal">y</tt> coordinates covering the +<li><p class="first">Create a structured array with <tt class="docutils literal">x</tt> and <tt class="docutils literal">y</tt> coordinates covering the [0,1]x[0,1] area.</p> <pre class="code python literal-block"> <span class="name">Z</span> <span class="operator">=</span> <span class="name">np</span><span class="operator">.</span><span class="name">zeros</span><span class="punctuation">((</span><span class="literal number integer">10</span><span class="punctuation">,</span><span class="literal number integer">10</span><span class="punctuation">),</span> <span class="punctuation">[(</span><span class="literal string">'x'</span><span class="punctuation">,</span><span class="name builtin">float</span><span class="punctuation">),(</span><span class="literal string">'y'</span><span class="punctuation">,</span><span class="name builtin">float</span><span class="punctuation">)])</span> @@ -459,6 +459,8 @@ in B ?</p> </li> <li><p class="first">Extract all the contiguous 3x3 blocks from a random 10x10 matrix.</p> <pre class="code python literal-block"> +<span class="comment"># Chris Barker</span> + <span class="name">Z</span> <span class="operator">=</span> <span class="name">np</span><span class="operator">.</span><span class="name">random</span><span class="operator">.</span><span class="name">randint</span><span class="punctuation">(</span><span class="literal number integer">0</span><span class="punctuation">,</span><span class="literal number integer">5</span><span class="punctuation">,(</span><span class="literal number integer">10</span><span class="punctuation">,</span><span class="literal number integer">10</span><span class="punctuation">))</span> <span class="name">n</span> <span class="operator">=</span> <span class="literal number integer">3</span> <span class="name">i</span> <span class="operator">=</span> <span class="literal number integer">1</span> <span class="operator">+</span> <span class="punctuation">(</span><span class="name">Z</span><span class="operator">.</span><span class="name">shape</span><span class="punctuation">[</span><span class="literal number integer">0</span><span class="punctuation">]</span><span class="operator">-</span><span class="literal number integer">3</span><span class="punctuation">)</span> @@ -86,20 +86,20 @@ Neophyte nz = np.nonzero([1,2,0,0,4,0]) -8. Declare a 3x3 identity matrix +8. Create a 3x3 identity matrix .. code:: python Z = np.eye(3) -9. Declare a 5x5 matrix with values 1,2,3,4 just below the diagonal +9. Create a 5x5 matrix with values 1,2,3,4 just below the diagonal .. code:: python Z = np.diag(1+np.arange(4),k=-1) -10. Declare a 10x10x10 array with random values +10. Create a 10x10x10 array with random values .. code:: python @@ -108,7 +108,7 @@ Neophyte Novice ====== -1. Declare a 8x8 matrix and fill it with a checkerboard pattern +1. Create a 8x8 matrix and fill it with a checkerboard pattern .. code:: python @@ -116,7 +116,7 @@ Novice Z[1::2,::2] = 1 Z[::2,1::2] = 1 -2. Declare a 10x10 array with random values and find the minimum and maximum values +2. Create a 10x10 array with random values and find the minimum and maximum values .. code:: python @@ -213,7 +213,7 @@ Apprentice Z[Z.argmax()] = 0 -4. Declare a structured array with ``x`` and ``y`` coordinates covering the +4. Create a structured array with ``x`` and ``y`` coordinates covering the [0,1]x[0,1] area. .. code:: python @@ -520,6 +520,8 @@ Expert .. code:: python + # Chris Barker + Z = np.random.randint(0,5,(10,10)) n = 3 i = 1 + (Z.shape[0]-3)