strip SVG in ipynb

.github/workflows/ci.yml

@@ -89,7 +89,7 @@ jobs:
         key: ${{ steps.cache-julia.outputs.cache-primary-key }}
     - name: Run notebooks
       if: ${{ steps.cache-nb.outputs.cache-hit != 'true' }}
-      run: julia --project=@. --color=yes -p ${{ env.LITERATE_PROC }} run.jl
+      run: julia --project=@. --color=yes -p ${{ env.LITERATE_PROC }} ci.jl
     - name: Copy back built notebooks
       run: cp --verbose -rf ${{ env.NBCACHE }}/docs/* docs/
     - name: Build website

run.jl → ci.jl

@@ -95,7 +95,7 @@ function main(;
 
     (; ipynbs, litnbs) = list_notebooks(basedir, cachedir)
 
-    if length(litnbs) > 0
+    if !isempty(litnbs)
         # Execute literate notebooks in worker process(es)
         ts_lit = pmap(litnbs; on_error=ex -> NaN) do nb
             @elapsed run_literate(nb, cachedir; rmsvg)
@@ -120,7 +120,7 @@ function main(;
         ts_lit = []
     end
 
-    if length(ipynbs) > 0
+    if !isempty(ipynbs)
         # Install IJulia kernel
         IJulia.installkernel("Julia", "--project=@.", "--heap-size-hint=4G")
 
@@ -129,11 +129,15 @@ function main(;
         kernelname = "--ExecutePreprocessor.kernel_name=julia-1.$(VERSION.minor)"
         execute = ifelse(get(ENV, "ALLOWERRORS", " ") == "true", "--execute --allow-errors", "--execute")
         timeout = "--ExecutePreprocessor.timeout=" * get(ENV, "TIMEOUT", "-1")
-        cmds = [`jupyter nbconvert --to notebook $(execute) $(timeout) $(kernelname) --output $(joinpath(abspath(pwd()), cachedir, nb)) $(nb)` for nb in ipynbs]
 
         # Run the nbconvert commands in parallel
-        ts_ipynb = asyncmap(cmds; ntasks) do cmd
-            @elapsed run(cmd)
+        ts_ipynb = asyncmap(ipynbs; ntasks) do nb
+            @elapsed begin
+                nbout = joinpath(abspath(pwd()), cachedir, nb)
+                cmd = `jupyter nbconvert --to notebook $(execute) $(timeout) $(kernelname) --output $(nbout) $(nb)`
+                run(cmd)
+                rmsvg && strip_svg(nbout)
+            end
         end
     else
         ts_ipynb = []