Now use a modified Python Mingus lib to have more chords types

Author: ldrolez

Makefile

@@ -1,9 +1,10 @@
 DATE=$(shell date +'%Y%m%d')
 
-dist:
+# Chords distribution
+dist: check
 	rm -rf output/*
 	# full pack
-	python3 gen.py
+	env PYTHONPATH=python-mingus/ python3 gen.py
 	cp README.md LICENSE output
 	rm -f dist/free-midi-chords-${DATE}.zip
 	cd output; zip -r ../dist/free-midi-chords-${DATE}.zip *
@@ -13,4 +14,8 @@ dist:
 	cp README.md LICENSE output/progression/4\ Progression
 	cd output/progression/4\ Progression; zip -r ../../../dist/free-midi-progressions-${DATE}.zip *
 
-.PHONY: dist
+# Check for GIT version of python-mingus
+check:
+	@test -f ./python-mingus/README.md || { echo "To build the pack you will need the modified python-mingus library:\n git clone https://github.com/ldrolez/python-mingus.git" ; exit 1; }
+
+.PHONY: check dist

gen.py

@@ -20,6 +20,11 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
+# To build the pack you will need the modified python-mingus library:
+# https://github.com/ldrolez/python-mingus.git
+# It seems that python-mingus is not maintained and a few important
+# chords are missing for some progressions.
+
 import os
 import mingus.core.scales as scales