tweak modloadmsg in RheoTool easyconfig (+ trivial code style tweaks …

…w.r.t. single vs double quotes)

easybuild/easyconfigs/r/RheoTool/RheoTool-5.0-foss-2019b.eb

@@ -1,27 +1,26 @@
-easyblock = "Binary"
+easyblock = 'Binary'
 
-name = "RheoTool"
-version = "5.0"
+name = 'RheoTool'
+version = '5.0'
 
-homepage = "https://github.com/fppimenta/rheoTool"
+homepage = 'https://github.com/fppimenta/rheoTool'
 description = """RheoTool is an open-source toolbox based on OpenFOAM to simulate Generalized Newtonian Fluids (GNF)
 and viscoelastic fluids under pressure-driven and/or electrically-driven flows."""
 
-toolchain = {"name": "foss", "version": "2019b"}
+toolchain = {'name': 'foss', 'version': '2019b'}
 
-source_urls = ["https://github.com/fppimenta/rheoTool/archive/refs/tags/"]
-sources = ["v%(version)s.tar.gz"]
-checksums = ["2e0899684d6d7f9ddee0d93b39a6ed56262b171bc4e5536914645209b66003ed"]
+source_urls = ['https://github.com/fppimenta/rheoTool/archive/refs/tags/']
+sources = ['v%(version)s.tar.gz']
+checksums = ['2e0899684d6d7f9ddee0d93b39a6ed56262b171bc4e5536914645209b66003ed']
 
 dependencies = [
-    ("OpenFOAM", "7", "-20200508"),
-    ("Eigen", "3.3.7", "", True),
-    ("PETSc", "3.12.4", "-Python-3.7.4"),
+    ('OpenFOAM', '7', '-20200508'),
+    ('Eigen', '3.3.7', '', True),
+    ('PETSc', '3.12.4', '-Python-3.7.4'),
 ]
 
 extract_sources = True
 
-
 install_cmd = "source $FOAM_BASH && "
 install_cmd += "export EIGEN_RHEO=$EBROOTEIGEN && "
 install_cmd += "cd of70/src && "
@@ -35,13 +34,13 @@ install_cmd += "export LD_LIBRARY_PATH=%(installdir)s/lib:$LD_LIBRARY_PATH && "
 install_cmd += "./Allwmake -j %(parallel)s "
 
 sanity_check_paths = {
-    "files": ["bin/rheoBDFoam", "lib/libthermoRheoTool.so"],
-    "dirs": [],
+    'files': ['bin/rheoBDFoam', 'lib/libthermoRheoTool.so'],
+    'dirs': [],
 }
 
 # source $FOAM_BASH must run before using RheoTool, otherwise there will be missing libraries
 sanity_check_commands = ["source $FOAM_BASH && rheoBDFoam -help"]
 
-modloadmsg = 'Please run command "source $FOAM_BASH " before using RheoTool, otherwise there will be missing libraries.'
+modloadmsg = "Please run 'source $FOAM_BASH' before using RheoTool."
 
-moduleclass = "cae"
+moduleclass = 'cae'