More digits for ABINIT paths with abistruct.py (#305)

* Add one line

* Longer printing with structure.py

* removed empty line

---------

Co-authored-by: Tom van Waas <tvanwaas@frontal01.lucia.cenaero.be>

abipy/core/structure.py

@@ -2351,7 +2351,7 @@ def get_kpath_input_string(self, fmt: str = "abinit", line_density: int = 10) ->
             app(" kptopt %d" % -(len(self.hsym_kpoints) - 1))
             app(" kptbounds")
             for k in self.hsym_kpoints:
-                app("    {:+.5f}  {:+.5f}  {:+.5f}  # {kname}".format(*k.frac_coords, kname=k.name))
+                app("    {:+.9f}  {:+.9f}  {:+.9f}  # {kname}".format(*k.frac_coords, kname=k.name))
 
         elif fmt in ("wannier90", "w90"):
             app("# Wannier90 structure")