Merge pull request #50 from yuvipanda/julia-verify

Validate that Julia is using our pre-installed conda

repo2docker/detectors.py

@@ -380,7 +380,7 @@ class BuildPack(LoggingConfigurable):
             src_path = os.path.join(os.path.dirname(__file__), 'files', *src_parts)
             tar.add(src_path, src, filter=_filter_tar)
 
-        tar.add('.', 'src/')
+        tar.add('.', 'src/', filter=_filter_tar)
 
         tar.close()
         tarf.seek(0)

tests/julia/pyplot/verify

@@ -1,6 +1,13 @@
 #!/usr/bin/env julia
-# We try to plot something, and see if the file saved exists
 using PyPlot
+
+# Make sure we are re-using the same conda python
+if PyCall.libpython != "/srv/conda/lib/libpython3.6m"
+    println("Not re-using conda python! Using " * PyCall.libpython * " instead")
+    exit(1)
+end
+
+# We try to plot something, and see if the file saved exists
 x = linspace(0,2*pi,1000); y = sin(3*x + 4*cos(2*x))
 plot(x, y, color="red", linewidth=2.0, linestyle="--")
 savefig("graph.png")