diff --git a/.gitignore b/.gitignore
index 1f84223..299597b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -275,6 +275,4 @@ TSWLatexianTemp*
 # Makeindex log files
 *.lpz
 
-
-*.txt
-sources/istruzioni.md
+data/*.txt
diff --git a/src/requirements.txt b/src/requirements.txt
new file mode 100644
index 0000000..6a2b77a
--- /dev/null
+++ b/src/requirements.txt
@@ -0,0 +1,6 @@
+networkx==2.8.6
+numpy==1.21.5
+pandas==1.4.4
+plotly==5.10.0
+scipy==1.8.0
+wget==3.2