removed reference to TMY metas as structs

Author: jforbess

pvlib/tmy.py

@@ -37,7 +37,7 @@ def readtmy3(filename=None):
     filename : string 
     An optional argument which allows the user to select which
     TMY3 format file should be read. A file path may also be necessary if
-    the desired TMY3 file is not in the MATLAB working path.
+    the desired TMY3 file is not in the working path.
 
     Returns
     -------
@@ -48,8 +48,8 @@ def readtmy3(filename=None):
     that for more detailed descriptions of each component, please consult
     the TMY3 User's Manual ([1]), especially tables 1-1 through 1-6. 
 
-    meta : struct
-    struct of meta data is created, which contains all 
+    meta : dict
+    dict of meta data is created, which contains all 
     site metadata available in the file
 
     Notes
@@ -277,9 +277,9 @@ def readtmy2(filename):
           the TMY2 User's Manual ([1]), especially tables 3-1 through 3-6, and 
           Appendix B. 
 
-    meta : struct
+    meta : dict
 
-         A struct containing the metadata from the TMY2 file.
+         A dict containing the metadata from the TMY2 file.
 
     Notes
     -----