Update app.py

app.py

@@ -4,9 +4,10 @@ import pandas as pd
 import plotly.express as px
 
 uploaded_file = st.file_uploader("Choose a CSV file", accept_multiple_files=False)
-series = st.text_input("Write the name of the variable you want to forecast")
-
 if uploaded_file is not None:
      # Can be used wherever a "file-like" object is accepted:
      dataframe = pd.read_csv(uploaded_file)
      st.write(dataframe)
+     series = st.text_input("Write the name of the variable you want to forecast")
+     fig = px.line(df, y=series, title=f'Forecasting {series}')
+     fig.show()