Add a simple open wrapper for the bom python plugins to handle directory creation

eeschema/plugins/python_scripts/bom_csv_grouped_by_value.py

@@ -21,6 +21,7 @@ from __future__ import print_function
 
 # Import the KiCad python helper module and the csv formatter
 import kicad_netlist_reader
+import kicad_utils
 import csv
 import sys
 
@@ -73,7 +74,7 @@ net = kicad_netlist_reader.netlist(sys.argv[1])
 # Open a file to write to, if the file cannot be opened output to stdout
 # instead
 try:
-    f = open(sys.argv[2], 'w')
+    f = kicad_utils.open_file_write(sys.argv[2], 'w')
 except IOError:
     e = "Can't open output file for writing: " + sys.argv[2]
     print( __file__, ":", e, sys.stderr )

eeschema/plugins/python_scripts/bom_csv_grouped_by_value_with_fp.py

@@ -17,6 +17,7 @@
 
 # Import the KiCad python helper module and the csv formatter
 import kicad_netlist_reader
+import kicad_utils
 import csv
 import sys
 
@@ -38,7 +39,7 @@ net = kicad_netlist_reader.netlist(sys.argv[1])
 # Open a file to write to, if the file cannot be opened output to stdout
 # instead
 try:
-    f = open(sys.argv[2], 'w')
+    f = kicad_utils.open_file_write(sys.argv[2], 'w')
 except IOError:
     e = "Can't open output file for writing: " + sys.argv[2]
     print(__file__, ":", e, sys.stderr)

eeschema/plugins/python_scripts/bom_csv_sorted_by_ref.py

@@ -19,6 +19,7 @@ from __future__ import print_function
 
 # Import the KiCad python helper module
 import kicad_netlist_reader
+import kicad_utils
 import csv
 import sys
 
@@ -40,7 +41,7 @@ net = kicad_netlist_reader.netlist(sys.argv[1])
 # Open a file to write to, if the file cannot be opened output to stdout
 # instead
 try:
-    f = open(sys.argv[2], 'w')
+    f = kicad_utils.open_file_write(sys.argv[2], 'w')
 except IOError:
     e = "Can't open output file for writing: " + sys.argv[2]
     print( __file__, ":", e, sys.stderr )

eeschema/plugins/python_scripts/bom_html_grouped_by_value.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 # Import the KiCad python helper module and the csv formatter
 import kicad_netlist_reader
+import kicad_utils
 import sys
 
 # Start with a basic html template
@@ -49,7 +50,7 @@ net = kicad_netlist_reader.netlist(sys.argv[1])
 # Open a file to write to, if the file cannot be opened output to stdout
 # instead
 try:
-    f = open(sys.argv[2], 'wb')
+    f = kicad_utils.open_file_write(sys.argv[2], 'wb')
 except IOError:
     e = "Can't open output file for writing: " + sys.argv[2]
     print(__file__, ":", e, file=sys.stderr)

eeschema/plugins/python_scripts/bom_html_with_advanced_grouping.py

@@ -20,6 +20,7 @@ from __future__ import print_function
 
 # Import the KiCad python helper module and the csv formatter
 import kicad_netlist_reader
+import kicad_utils
 import sys
 
 
@@ -83,7 +84,7 @@ net = kicad_netlist_reader.netlist(sys.argv[1])
 # Open a file to write to, if the file cannot be opened output to stdout
 # instead
 try:
-    f = open(sys.argv[2], 'wb')
+    f = kicad_utils.open_file_write(sys.argv[2], 'wb')
 except IOError:
     e = "Can't open output file for writing: " + sys.argv[2]
     print(__file__, ":", e, file=sys.stderr)

eeschema/plugins/python_scripts/bom_txt_sorted_by_ref.py

@@ -17,6 +17,7 @@ from __future__ import print_function
 
 # Import the KiCad python helper module and the csv formatter
 import kicad_netlist_reader
+import kicad_utils
 import csv
 import sys
 
@@ -38,7 +39,7 @@ net = kicad_netlist_reader.netlist(sys.argv[1])
 # Open a file to write to, if the file cannot be opened output to stdout
 # instead
 try:
-    f = open(sys.argv[2], 'w')
+    f = kicad_utils.open_file_write(sys.argv[2], 'w')
 except IOError:
     e = "Can't open output file for writing: " + sys.argv[2]
     print(__file__, ":", e, sys.stderr)

eeschema/plugins/python_scripts/kicad_utils.py

@@ -0,0 +1,15 @@
+#
+# KiCad python module for some helper functions
+#
+
+import os
+
+def open_file_write(path, mode):
+    ''' Open "path" for writing, creating any parent directories as needed.
+    '''
+    dir_path = os.path.dirname(path)
+
+    if not os.path.isdir(dir_path):
+        os.makedirs(dir_path)
+
+    return open(path, mode)