better CSV file filtering

src/graph_creators/graph_belts.py

@@ -457,8 +457,8 @@ def belts_calibration(lognames, klipperdir='~/klipper', max_freq=200.0, st_versi
     global shaper_calibrate
     shaper_calibrate = setup_klipper_import(klipperdir)
 
-    # Parse data
-    datas = [parse_log(fn) for fn in lognames]
+    # Parse data from the log files while ignoring CSV in the wrong format
+    datas = [data for data in (parse_log(fn) for fn in lognames) if data is not None]
     if len(datas) > 2:
         raise ValueError('Incorrect number of .csv files used (this function needs exactly two files to compare them)!')
 

src/graph_creators/graph_shaper.py

@@ -299,8 +299,8 @@ def shaper_calibration(lognames, klipperdir='~/klipper', max_smoothing=None, scv
     global shaper_calibrate
     shaper_calibrate = setup_klipper_import(klipperdir)
 
-    # Parse data
-    datas = [parse_log(fn) for fn in lognames]
+    # Parse data from the log files while ignoring CSV in the wrong format
+    datas = [data for data in (parse_log(fn) for fn in lognames) if data is not None]
     if len(datas) > 1:
         print_with_c_locale('Warning: incorrect number of .csv files detected. Only the first one will be used!')
 

src/graph_creators/graph_vibrations.py

@@ -651,6 +651,8 @@ def vibrations_profile(
 
     for logname in lognames:
         data = parse_log(logname)
+        if data is None:
+            continue  # File is not in the expected format, skip it
         angle, speed = extract_angle_and_speed(logname)
         freq_response = calc_freq_response(data)
         first_freqs = freq_response.freq_bins