cpu/kernelcreation.py

-import sympy as sp
-from pystencils.transformations import resolveFieldAccesses, makeLoopOverDomain, typingFromSympyInspection, \
-    typeAllEquations, getOptimalLoopOrdering, parseBasePointerInfo, moveConstantsBeforeLoop, splitInnerLoop
-from pystencils.typedsymbol import TypedSymbol
-from pystencils.field import Field
-import pystencils.ast as ast
-
-
-def createKernel(listOfEquations, functionName="kernel", typeForSymbol=None, splitGroups=()):
-    """
-    Creates an abstract syntax tree for a kernel function, by taking a list of update rules.
-
-    Loops are created according to the field accesses in the equations.
-
-    :param listOfEquations: list of sympy equations, containing accesses to :class:`pystencils.field.Field`.
-           Defining the update rules of the kernel
-    :param functionName: name of the generated function - only important if generated code is written out
-    :param typeForSymbol: a map from symbol name to a C type specifier. If not specified all symbols are assumed to
-           be of type 'double' except symbols which occur on the left hand side of equations where the
-           right hand side is a sympy Boolean which are assumed to be 'bool' .
-    :param splitGroups: Specification on how to split up inner loop into multiple loops. For details see
-           transformation :func:`pystencils.transformation.splitInnerLoop`
-    :return: :class:`pystencils.ast.KernelFunction` node
-    """
-    if not typeForSymbol:
-        typeForSymbol = typingFromSympyInspection(listOfEquations, "double")
-
-    def typeSymbol(term):
-        if isinstance(term, Field.Access) or isinstance(term, TypedSymbol):
-            return term
-        elif isinstance(term, sp.Symbol):
-            return TypedSymbol(term.name, typeForSymbol[term.name])
-        else:
-            raise ValueError("Term has to be field access or symbol")
-
-    fieldsRead, fieldsWritten, assignments = typeAllEquations(listOfEquations, typeForSymbol)
-    allFields = fieldsRead.union(fieldsWritten)
-
-    for field in allFields:
-        field.setReadOnly(False)
-    for field in fieldsRead - fieldsWritten:
-        field.setReadOnly()
-
-    body = ast.Block(assignments)
-    code = makeLoopOverDomain(body, functionName)
-
-    if splitGroups:
-        typedSplitGroups = [[typeSymbol(s) for s in splitGroup] for splitGroup in splitGroups]
-        splitInnerLoop(code, typedSplitGroups)
-
-    loopOrder = getOptimalLoopOrdering(allFields)
-
-    basePointerInfo = [['spatialInner0'], ['spatialInner1']]
-    basePointerInfos = {field.name: parseBasePointerInfo(basePointerInfo, loopOrder, field) for field in allFields}
-
-    resolveFieldAccesses(code, fieldToBasePointerInfo=basePointerInfos)
-    moveConstantsBeforeLoop(code)
-
-    return code
-
-
-def addOpenMP(astNode, schedule="static"):
-    """
-    Parallelizes the outer loop with OpenMP
-
-    :param astNode: abstract syntax tree created e.g. by :func:`createKernel`
-    :param schedule: OpenMP scheduling policy e.g. 'static' or 'dynamic'
-    """
-    assert type(astNode) is ast.KernelFunction
-    body = astNode.body
-    wrapperBlock = ast.PragmaBlock('#pragma omp parallel', body.takeChildNodes())
-    body.append(wrapperBlock)
-
-    outerLoops = [l for l in body.atoms(ast.LoopOverCoordinate) if l.isOutermostLoop]
-    assert outerLoops, "No outer loop found"
-    assert len(outerLoops) <= 1, "More than one outer loop found. Which one should be parallelized?"
-    outerLoops[0].prefixLines.append("#pragma omp for schedule(%s)" % (schedule,))

doc/conf.py

+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+import datetime
+import sphinx_rtd_theme
+import os
+import re
+import sys
+
+sys.path.insert(0, os.path.abspath('.'))
+import pystencils
+
+extensions = [
+    'sphinx.ext.autodoc',
+    'sphinx.ext.doctest',
+    'sphinx.ext.intersphinx',
+    'sphinx.ext.mathjax',
+    'sphinx.ext.napoleon',
+    'nbsphinx',
+    'sphinxcontrib.bibtex',
+    'sphinx_autodoc_typehints',
+]
+
+add_module_names = False
+templates_path = ['_templates']
+source_suffix = '.rst'
+master_doc = 'index'
+
+copyright = f'{datetime.datetime.now().year}, Martin Bauer, Markus Holzer, Frederik Hennig'
+author = 'Martin Bauer, Markus Holzer, Frederik Hennig'
+# The short X.Y version (including .devXXXX, rcX, b1 suffixes if present)
+version = re.sub(r'(\d+\.\d+)\.\d+(.*)', r'\1\2', pystencils.__version__)
+version = re.sub(r'(\.dev\d+).*?$', r'\1', version)
+# The full version, including alpha/beta/rc tags.
+release = pystencils.__version__
+language = 'en'
+exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store', '**.ipynb_checkpoints']
+default_role = 'any'
+pygments_style = 'sphinx'
+todo_include_todos = False
+
+# Options for HTML output
+
+html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
+html_theme = 'sphinx_rtd_theme'
+htmlhelp_basename = 'pystencilsdoc'
+html_sidebars = {'**': ['globaltoc.html', 'relations.html', 'sourcelink.html', 'searchbox.html']}
+
+# NbSphinx configuration
+nbsphinx_execute = 'never'
+nbsphinx_codecell_lexer = 'python3'
+
+# Example configuration for intersphinx: refer to the Python standard library.
+intersphinx_mapping = {'python': ('https://docs.python.org/3.8', None),
+                       'numpy': ('https://docs.scipy.org/doc/numpy/', None),
+                       'matplotlib': ('https://matplotlib.org/', None),
+                       'sympy': ('https://docs.sympy.org/latest/', None),
+                       }
+
+autodoc_member_order = 'bysource'
+bibtex_bibfiles = ['sphinx/pystencils.bib']
+
+project = 'pystencils'
+html_logo = 'img/logo.png'

doc/img/logo.svg

+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="53.913792mm"
+   height="53.913792mm"
+   viewBox="0 0 191.03312 191.03312"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.92.3 (2405546, 2018-03-11)"
+   sodipodi:docname="logo.svg"
+   inkscape:export-filename="/local/bauer/code/lbmpy/pystencils/doc/img/logo.png"
+   inkscape:export-xdpi="350"
+   inkscape:export-ydpi="350">
+  <defs
+     id="defs4">
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect4188"
+       is_visible="true" />
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect4188-5"
+       is_visible="true" />
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4596">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4598" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4600" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4602" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4604" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4606" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4608">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4610" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4612" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4614" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4616" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4618" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4620">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4622" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4624" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4626" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4628" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4630" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4632">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4634" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4636" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4638" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4640" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4642" />
+    </filter>
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect4188-7"
+       is_visible="true" />
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect4188-5-6"
+       is_visible="true" />
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4596-6">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4598-6" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4600-9" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4602-1" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4604-4" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4606-3" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4620-1">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4622-1" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4624-4" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4626-8" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4628-5" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4630-7" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4632-1">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4634-9" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4636-8" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4638-7" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4640-6" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4642-5" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4608-0">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4610-2" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4612-5" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4614-7" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4616-6" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4618-9" />
+    </filter>
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="1.979899"
+     inkscape:cx="-48.443059"
+     inkscape:cy="134.59857"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     showgrid="false"
+     inkscape:window-width="1447"
+     inkscape:window-height="1154"
+     inkscape:window-x="2586"
+     inkscape:window-y="191"
+     inkscape:window-maximized="0"
+     fit-margin-top="0"
+     fit-margin-left="0"
+     fit-margin-right="0"
+     fit-margin-bottom="0">
+    <inkscape:grid
+       type="xygrid"
+       id="grid4176"
+       originx="-375.0827"
+       originy="-543.01469" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata7">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(-375.08269,-318.31438)">
+    <rect
+       style="opacity:1;fill:#ffffff;fill-opacity:1;stroke:#d2d2d2;stroke-width:1.80409861;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1"
+       id="rect1396-1"
+       width="189.22902"
+       height="189.22902"
+       x="375.98474"
+       y="319.21643"
+       ry="10.417198"
+       inkscape:export-xdpi="70.669998"
+       inkscape:export-ydpi="70.669998" />
+    <text
+       xml:space="preserve"
+       style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:7.49999952px;line-height:125%;font-family:'Latin Modern Mono Light';-inkscape-font-specification:'Latin Modern Mono Light, ';letter-spacing:0px;word-spacing:0px;fill:#252525;fill-opacity:1;stroke:none;stroke-width:0.93749994px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+       x="382.84055"
+       y="485.91989"
+       id="text1392-1"
+       inkscape:export-xdpi="70.669998"
+       inkscape:export-ydpi="70.669998"><tspan
+         sodipodi:role="line"
+         id="tspan1390-1"
+         x="382.84055"
+         y="485.91989"
+         style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:33.75000381px;font-family:'Latin Modern Mono Light';-inkscape-font-specification:'Latin Modern Mono Light, Bold';fill:#252525;fill-opacity:1;stroke-width:0.93749994px">pystencils</tspan></text>
+    <g
+       id="g9986"
+       transform="matrix(1.7743145,0,0,1.7743145,311.73549,345.04841)"
+       inkscape:export-xdpi="70.669998"
+       inkscape:export-ydpi="70.669998">
+      <path
+         inkscape:connector-curvature="0"
+         inkscape:original-d="M 60.891002,27.333516 H 118.64865"
+         inkscape:path-effect="#path-effect4188-7"
+         id="path4186-6"
+         d="M 60.891002,27.333516 H 118.64865"
+         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-width:2.78799796;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:0.70388345" />
+      <path
+         sodipodi:nodetypes="cc"
+         inkscape:connector-curvature="0"
+         inkscape:original-d="M 89.922623,-0.47572315 C 31.237244,132.88729 89.846228,36.88339 89.846228,56.13594"
+         inkscape:path-effect="#path-effect4188-5-6"
+         id="path4186-3-9"
+         d="M 89.922623,-0.47572315 89.846228,56.13594"
+         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-width:2.78799796;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:0.70388345" />
+      <circle
+         transform="matrix(0.21391721,0,0,0.21391721,27.733834,-23.442344)"
+         r="34.345188"
+         cy="108.02044"
+         cx="291.42902"
+         id="path4136-76"
+         style="opacity:1;fill:#e69f00;fill-opacity:1;stroke:none;stroke-width:3;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;filter:url(#filter4596-6)" />
+      <circle
+         transform="matrix(0.21391721,0,0,0.21391721,27.733834,-23.442344)"
+         r="34.345188"
+         cy="365.43817"
+         cx="290.41885"
+         id="path4136-6-0"
+         style="opacity:1;fill:#0072b2;fill-opacity:1;stroke:none;stroke-width:3;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;filter:url(#filter4620-1)" />
+      <circle
+         transform="matrix(0.21391721,0,0,0.21391721,27.733834,-23.442344)"
+         r="34.345188"
+         cy="236.72931"
+         cx="422.24377"
+         id="path4136-3-9"
+         style="opacity:1;fill:#999999;fill-opacity:1;stroke:none;stroke-width:3;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;filter:url(#filter4632-1)" />
+      <circle
+         transform="matrix(0.21391721,0,0,0.21391721,27.733834,-23.442344)"
+         r="34.345188"
+         cy="236.72931"
+         cx="155.56349"
+         id="path4136-7-0"
+         style="opacity:1;fill:#009e73;fill-opacity:1;stroke:none;stroke-width:3;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;filter:url(#filter4608-0)" />
+    </g>
+  </g>
+</svg>

doc/img/logo_large.svg

+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="379.82614mm"
+   height="189.91307mm"
+   viewBox="0 0 1345.8407 672.92033"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.92.3 (2405546, 2018-03-11)"
+   sodipodi:docname="logo_large.svg"
+   inkscape:export-filename="/home/martin/code/pycodegen/pystencils/doc/img/github_repo_card.png"
+   inkscape:export-xdpi="85.599998"
+   inkscape:export-ydpi="85.599998">
+  <defs
+     id="defs4">
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect4188"
+       is_visible="true" />
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect4188-5"
+       is_visible="true" />
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4596">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4598" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4600" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4602" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4604" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4606" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4608">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4610" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4612" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4614" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4616" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4618" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4620">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4622" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4624" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4626" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4628" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4630" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4632">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4634" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4636" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4638" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4640" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4642" />
+    </filter>
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect4188-7"
+       is_visible="true" />
+    <inkscape:path-effect
+       effect="spiro"
+       id="path-effect4188-5-6"
+       is_visible="true" />
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4596-6">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4598-6" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4600-9" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4602-1" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4604-4" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4606-3" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4620-1">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4622-1" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4624-4" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4626-8" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4628-5" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4630-7" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4632-1">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4634-9" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4636-8" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4638-7" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4640-6" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4642-5" />
+    </filter>
+    <filter
+       y="-0.25"
+       height="1.5"
+       inkscape:menu-tooltip="Darkens the edge with an inner blur and adds a flexible glow"
+       inkscape:menu="Shadows and Glows"
+       inkscape:label="Dark And Glow"
+       style="color-interpolation-filters:sRGB"
+       id="filter4608-0">
+      <feGaussianBlur
+         stdDeviation="5"
+         result="result6"
+         id="feGaussianBlur4610-2" />
+      <feComposite
+         result="result8"
+         in="SourceGraphic"
+         operator="atop"
+         in2="result6"
+         id="feComposite4612-5" />
+      <feComposite
+         result="result9"
+         operator="over"
+         in2="SourceAlpha"
+         in="result8"
+         id="feComposite4614-7" />
+      <feColorMatrix
+         values="1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 "
+         result="result10"
+         id="feColorMatrix4616-6" />
+      <feBlend
+         in="result10"
+         mode="normal"
+         in2="result6"
+         id="feBlend4618-9" />
+    </filter>
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="0.70000001"
+     inkscape:cx="545.01294"
+     inkscape:cy="35.725386"
+     inkscape:document-units="px"
+     inkscape:current-layer="layer1"
+     showgrid="false"
+     inkscape:window-width="3840"
+     inkscape:window-height="2061"
+     inkscape:window-x="0"
+     inkscape:window-y="0"
+     inkscape:window-maximized="1"
+     fit-margin-top="0"
+     fit-margin-left="0"
+     fit-margin-right="0"
+     fit-margin-bottom="0">
+    <inkscape:grid
+       type="xygrid"
+       id="grid4176"
+       originx="267.20477"
+       originy="315.17846" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata7">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(267.20477,-694.6203)">
+    <text
+       xml:space="preserve"
+       style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:34.78659058px;line-height:125%;font-family:'Latin Modern Mono Light';-inkscape-font-specification:'Latin Modern Mono Light, ';letter-spacing:0px;word-spacing:0px;fill:#252525;fill-opacity:1;stroke:none;stroke-width:4.34832382px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+       x="159.99139"
+       y="964.43109"
+       id="text1392-1"
+       inkscape:export-xdpi="70.669998"
+       inkscape:export-ydpi="70.669998"><tspan
+         sodipodi:role="line"
+         id="tspan1390-1"
+         x="159.99139"
+         y="964.43109"
+         style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:156.53968811px;font-family:'Latin Modern Mono Light';-inkscape-font-specification:'Latin Modern Mono Light, Bold';fill:#252525;fill-opacity:1;stroke-width:4.34832382px">pystencils</tspan></text>
+    <g
+       id="g9986"
+       transform="matrix(4.1201463,0,0,4.1201463,-399.75066,866.02979)"
+       inkscape:export-xdpi="70.669998"
+       inkscape:export-ydpi="70.669998">
+      <path
+         inkscape:connector-curvature="0"
+         inkscape:original-d="M 60.891002,27.333516 H 118.64865"
+         inkscape:path-effect="#path-effect4188-7"
+         id="path4186-6"
+         d="M 60.891002,27.333516 H 118.64865"
+         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-width:2.78799796;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:0.70388345" />
+      <path
+         sodipodi:nodetypes="cc"
+         inkscape:connector-curvature="0"
+         inkscape:original-d="M 89.922623,-0.47572315 C 31.237244,132.88729 89.846228,36.88339 89.846228,56.13594"
+         inkscape:path-effect="#path-effect4188-5-6"
+         id="path4186-3-9"
+         d="M 89.922623,-0.47572315 89.846228,56.13594"
+         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-width:2.78799796;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:0.70388345" />
+      <circle
+         transform="matrix(0.21391721,0,0,0.21391721,27.733834,-23.442344)"
+         r="34.345188"
+         cy="108.02044"
+         cx="291.42902"
+         id="path4136-76"
+         style="opacity:1;fill:#e69f00;fill-opacity:1;stroke:none;stroke-width:3;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;filter:url(#filter4596-6)" />
+      <circle
+         transform="matrix(0.21391721,0,0,0.21391721,27.733834,-23.442344)"
+         r="34.345188"
+         cy="365.43817"
+         cx="290.41885"
+         id="path4136-6-0"
+         style="opacity:1;fill:#0072b2;fill-opacity:1;stroke:none;stroke-width:3;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;filter:url(#filter4620-1)" />
+      <circle
+         transform="matrix(0.21391721,0,0,0.21391721,27.733834,-23.442344)"
+         r="34.345188"
+         cy="236.72931"
+         cx="422.24377"
+         id="path4136-3-9"
+         style="opacity:1;fill:#999999;fill-opacity:1;stroke:none;stroke-width:3;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;filter:url(#filter4632-1)" />
+      <circle
+         transform="matrix(0.21391721,0,0,0.21391721,27.733834,-23.442344)"
+         r="34.345188"
+         cy="236.72931"
+         cx="155.56349"
+         id="path4136-7-0"
+         style="opacity:1;fill:#009e73;fill-opacity:1;stroke:none;stroke-width:3;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;filter:url(#filter4608-0)" />
+    </g>
+    <text
+       xml:space="preserve"
+       style="font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:8.7668047px;line-height:125%;font-family:'Latin Modern Mono Light';-inkscape-font-specification:'Latin Modern Mono Light, ';letter-spacing:0px;word-spacing:0px;fill:#252525;fill-opacity:0.70629368;stroke:none;stroke-width:1.09585059px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+       x="229.96391"
+       y="1071.713"
+       id="text1392-1-3"
+       inkscape:export-xdpi="70.669998"
+       inkscape:export-ydpi="70.669998"><tspan
+         sodipodi:role="line"
+         id="tspan1390-1-6"
+         x="229.96391"
+         y="1071.713"
+         style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:62.0406723px;line-height:105.99999428%;font-family:'Latin Modern Mono Light';-inkscape-font-specification:'Latin Modern Mono Light, Bold';fill:#252525;fill-opacity:0.70629368;stroke-width:1.09585059px">speed up stencil </tspan><tspan
+         sodipodi:role="line"
+         x="229.96391"
+         y="1137.4761"
+         style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:62.0406723px;line-height:105.99999428%;font-family:'Latin Modern Mono Light';-inkscape-font-specification:'Latin Modern Mono Light, Bold';fill:#252525;fill-opacity:0.70629368;stroke-width:1.09585059px"
+         id="tspan109">computations on</tspan><tspan
+         sodipodi:role="line"
+         x="229.96391"
+         y="1203.2393"
+         style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:62.0406723px;line-height:105.99999428%;font-family:'Latin Modern Mono Light';-inkscape-font-specification:'Latin Modern Mono Light, Bold';fill:#252525;fill-opacity:0.70629368;stroke-width:1.09585059px"
+         id="tspan107">numpy arrays</tspan></text>
+  </g>
+</svg>