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13 lines
712 B
Diff
13 lines
712 B
Diff
diff -up src/sage/graphs/graph_generators.py.orig src/sage/graphs/graph_generators.py
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--- src/sage/graphs/graph_generators.py.orig 2015-10-11 17:55:39.963810018 -0300
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+++ src/sage/graphs/graph_generators.py 2015-10-11 17:55:46.861810283 -0300
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@@ -838,8 +838,7 @@ class GraphGenerators():
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>A geng -d0D3 n=4 e=0-6
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"""
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import subprocess
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- from sage.misc.package import is_package_installed
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- if not is_package_installed("nauty"):
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+ if 1:
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raise TypeError("the optional nauty package is not installed")
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sp = subprocess.Popen("geng {0}".format(options), shell=True,
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stdin=subprocess.PIPE, stdout=subprocess.PIPE,
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