Chop long lines in README.md

README.md

@@ -1,13 +1,15 @@
 # NLLGrid
 
-Python class for reading and writing [NonLinLoc](http://alomax.free.fr/nlloc)
-grid files.
+Python class for reading and writing
+[NonLinLoc](http://alomax.free.fr/nlloc) grid files.
 
 (c) 2015-2018 Claudio Satriano, Natalia Poiata
 
 ## Installation
 
-Clone or download the project from GitHub, uncompress the archive (if needed), and install the codes by running (from within the main directory):
+Clone or download the project from GitHub, uncompress the archive
+(if needed), and install the codes by running (from within the main
+directory):
 
     pip install .
 
@@ -52,12 +54,14 @@ The grid can be plotted doing:
 >>> grd.plot()
 ```
 
-Use Python introspection (e.g. `dir(grd)`) to see all the available methods and attributes.
+Use Python introspection (e.g. `dir(grd)`) to see all the available
+methods and attributes.
 
 
 ### Creating a NLL grid
 
-Suppose that you have a 3D data array stored into a NumPy array called `mydata`.
+Suppose that you have a 3D data array stored into a NumPy array
+called `mydata`.
 
 First, create an empty NLL grid object:
 
@@ -66,7 +70,8 @@ First, create an empty NLL grid object:
 >>> grd = NLLGrid()
 ```
 
-then, add the data array and information on grid sampling and grid origin, e.g.:
+then, add the data array and information on grid sampling and grid
+origin, e.g.:
 
 ```python
 >>> grd.array = mydata
@@ -101,10 +106,14 @@ Finally, give a basename and write to disk:
 This will create the two files `mygrid.hdr` and `mygrid.buf`.
 
 If you want to save your grid in double precision (required for
-instance by NLDiffLoc), change `grd.float_type` to `'DOUBLE'` before saving the grid (default is `'FLOAT'`):
+instance by NLDiffLoc), change `grd.float_type` to `'DOUBLE'` before
+saving the grid (default is `'FLOAT'`):
 
 ```python
 >>> grd.float_type = 'DOUBLE'
 ```
 
-Note that if you want to use your grid as input for NonLinLoc `Grid2Time` code, the grid type has to be `SLOW_LEN` and your grid array has to be transformed into slowness (in s/km) and multiplied by the grid step (in km).
+Note that if you want to use your grid as input for NonLinLoc
+`Grid2Time` code, the grid type has to be `SLOW_LEN` and your grid
+array has to be transformed into slowness (in s/km) and multiplied
+by the grid step (in km).