Prevent circular require

mrkn · mrkn · commit 92b4b6c9a4d7 · 2019-02-19T23:08:31.000+09:00
diff --git a/lib/pycall/iruby_helper.rb b/lib/pycall/iruby_helper.rb
@@ -1,4 +1,4 @@
-require 'pycall'
+require 'pycall' unless defined?(::PyCall)
 require 'iruby'
 
 module PyCall

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-require 'pycall'`
	`1`	`+require 'pycall' unless defined?(::PyCall)`
`2`	`2`	`require 'iruby'`
`3`	`3`
`4`	`4`	`module PyCall`