lasse/csv2gexf
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Added selection for separator.

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Lasse Studion 2023-05-03 21:16:12 +02:00
parent aed352bd47
commit 799ca67cf5
1 changed files with 34 additions and 25 deletions
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27
app.py
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@ -51,16 +51,24 @@ expl = st.expander(label="More info")
with expl: with expl:
st.write(info.explainer) st.write(info.explainer)
# Ask for nodes file. with st.form("files"):
csv_nodes = st.file_uploader( # Ask for nodes file.
csv_nodes = st.file_uploader(
label="Upload file with **nodes** (if you have one).", key="nodes", help=f'[Example]({info.node_example})' label="Upload file with **nodes** (if you have one).", key="nodes", help=f'[Example]({info.node_example})'
) )
# Ask for relations file. # Ask for relations file.
csv_edges = st.file_uploader(label="Upload file with **relations**.", key="relations", help=f'[Example]({info.relations_example})') csv_edges = st.file_uploader(label="Upload file with **relations**.", key="relations", help=f'[Example]({info.relations_example})')
sep = st.radio('Separator in your files:', options=[',', ';', 'tab'])
if sep == 'tab':
sep='\t'
files_uploaded = st.form_submit_button("Ok")
if files_uploaded:
df = pd.read_csv(csv_edges, sep=sep)
if csv_edges is not None:
df = pd.read_csv(csv_edges)
df.rename({'type': 'relation_type'}, inplace=True, axis=1) # 'type' can't be used as attribute. df.rename({'type': 'relation_type'}, inplace=True, axis=1) # 'type' can't be used as attribute.
df.columns = [i.lower() for i in df.columns] # Remove capital letters from column names. df.columns = [i.lower() for i in df.columns] # Remove capital letters from column names.
columns = df.columns.tolist() columns = df.columns.tolist()
@ -73,6 +81,7 @@ if csv_edges is not None:
columns.append("") columns.append("")
preselected_target = len(columns) - 1 preselected_target = len(columns) - 1
print(columns)
st.session_state["target"] = st.selectbox( st.session_state["target"] = st.selectbox(
label="Which one is the target column?", label="Which one is the target column?",
options=columns, options=columns,
@ -104,7 +113,7 @@ if csv_edges is not None:
) )
if csv_nodes != None: # When a nodes file is uploaded. if csv_nodes != None: # When a nodes file is uploaded.
df_nodes = pd.read_csv(csv_nodes, sep=";") df_nodes = pd.read_csv(csv_nodes, sep=sep)
df_nodes.columns = [i.lower() for i in df_nodes.columns] # Remove capital letters from column names. df_nodes.columns = [i.lower() for i in df_nodes.columns] # Remove capital letters from column names.
columns = df_nodes.columns.tolist() columns = df_nodes.columns.tolist()
if "label" in columns: if "label" in columns:
@ -127,7 +136,7 @@ if csv_edges is not None:
df_nodes.set_index("labels", inplace=True) df_nodes.set_index("labels", inplace=True)
gexf_file = "output.gexf" gexf_file = "output.gexf"
with open(gexf_file) as f: #with open(gexf_file) as f:
# Make empty graph. # Make empty graph.
G = nx.MultiDiGraph() G = nx.MultiDiGraph()
# Add nodes. # Add nodes.