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-rw-r--r--src/Text/Pandoc/Filter/Pyplot.hs3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/Text/Pandoc/Filter/Pyplot.hs b/src/Text/Pandoc/Filter/Pyplot.hs
index 1aa5c31..79eeb30 100644
--- a/src/Text/Pandoc/Filter/Pyplot.hs
+++ b/src/Text/Pandoc/Filter/Pyplot.hs
@@ -23,6 +23,7 @@ module Text.Pandoc.Filter.Pyplot (
import Control.Monad ((>=>))
import qualified Data.Map.Strict as M
+import Data.Monoid ((<>))
import System.Directory (doesDirectoryExist)
import System.FilePath (isValid, replaceExtension, takeDirectory)
@@ -147,4 +148,4 @@ makePlot = makePlot' >=> either (fail . showError) return
-- | Walk over an entire Pandoc document, changing appropriate code blocks
-- into figures.
plotTransform :: Pandoc -> IO Pandoc
-plotTransform = walkM makePlot \ No newline at end of file
+plotTransform = walkM makePlot