add nextflow d30e48d

nextflow/tests/mixing-langs.nf

@@ -0,0 +1,70 @@
+#!/usr/bin/env nextflow
+/*
+ * Copyright 2013-2024, Seqera Labs
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+params.range = 100
+
+/*
+ * A trivial Perl script producing a list of numbers pair
+ */
+process perlTask {
+    output:
+    stdout
+
+	shell:
+    '''
+    #!/usr/bin/env perl
+    use strict;
+    use warnings;
+
+    my $count;
+    my $range = !{params.range};
+    for ($count = 0; $count < 10; $count++) {
+     	print rand($range) . ', ' . rand($range) . "\n";
+    }
+	'''
+}
+
+/*
+ * A Python script task which parses the output of the previous script
+ */
+process pyTask {
+    debug true
+
+    input:
+    stdin
+
+    script:
+    '''
+    #!/usr/bin/env python3
+    import sys
+
+    x = 0
+    y = 0
+    lines = 0
+    for line in sys.stdin:
+        items = line.strip().split(",")
+        x = x+ float(items[0])
+        y = y+ float(items[1])
+        lines = lines+1
+
+    print("avg: %s - %s" % ( x/lines, y/lines ))
+	'''
+}
+
+workflow {
+  perlTask | pyTask
+}