Uncertain quantities fix (JelteF#207)

* Fix uncertain quantities to work with siunitx * Fix uncertain quantities to work with siunitx * Fix uncertain quantities to work with siunitx
JeromeEL · Feb 4, 2018 · 7d88ebb · 7d88ebb
1 parent 4ad4a8a
commit 7d88ebb
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Showing 2 changed files with 7 additions and 3 deletions.
diff --git a/pylatex/quantities.py b/pylatex/quantities.py
@@ -69,8 +69,10 @@ def _dimensionality_to_siunitx(dim):
 class Quantity(Command):
     """A class representing quantities."""
 
-    packages = [Package('siunitx'),
-                NoEscape('\\DeclareSIUnit\\rpm{rpm}')]
+    packages = [
+        Package('siunitx', options=[NoEscape('separate-uncertainty=true')]),
+        NoEscape('\\DeclareSIUnit\\rpm{rpm}')
+    ]
 
     def __init__(self, quantity, *, options=None, format_cb=None):
         r"""
@@ -123,7 +125,8 @@ def _format(val):
 
         if isinstance(quantity, pq.UncertainQuantity):
             magnitude_str = '{} +- {}'.format(
-                _format(quantity.magnitude), _format(quantity.uncertainty))
+                _format(quantity.magnitude),
+                _format(quantity.uncertainty.magnitude))
         elif isinstance(quantity, pq.Quantity):
             magnitude_str = _format(quantity.magnitude)
 

diff --git a/tests/test_quantities.py b/tests/test_quantities.py
@@ -35,4 +35,5 @@ def test_dimensionality_to_siunitx():
 
 if __name__ == '__main__':
     test_quantity()
+    test_quantity_uncertain()
     test_dimensionality_to_siunitx()