NPI-3429 - Fix mergesp3 utility

gnssanalysis/gn_io/sp3.py

@@ -579,13 +579,16 @@ def sp3merge(
     :return pd.DataFrame: The merged sp3 DataFrame.
     """
     sp3_dfs = [read_sp3(sp3_file, nodata_to_nan=nodata_to_nan) for sp3_file in sp3paths]
+    # Create a new attrs dictionary to be used for the output DataFrame
+    merged_attrs = merge_attrs(sp3_dfs)
+    # If attrs of two DataFrames are different, pd.concat will fail - set them to empty dict instead
+    for df in sp3_dfs:
+        df.attrs = {}
     merged_sp3 = _pd.concat(sp3_dfs)
-    merged_sp3.attrs["HEADER"] = merge_attrs(sp3_dfs)
-
+    merged_sp3.attrs["HEADER"] = merged_attrs
     if clkpaths is not None:
         clk_dfs = [_gn_io.clk.read_clk(clk_file) for clk_file in clkpaths]
         merged_sp3.EST.CLK = _pd.concat(clk_dfs).EST.AS * 1000000
-
     return merged_sp3
 
 

gnssanalysis/gn_utils.py

@@ -309,7 +309,7 @@ def snxmap(sinexpaths, outdir):
 @_click.option(
     "-o",
     "--output",
-    type=_click.Path(exists=True),
+    type=_click.Path(),
     help="output path",
     default=_os.curdir + "/merge.sp3",
 )
@@ -326,6 +326,8 @@ def sp3merge(sp3paths, clkpaths, output, nodata_to_nan):
     from .gn_io import sp3
 
     _logging.info(msg=output)
+    if clkpaths == ():
+        clkpaths = None  # clkpaths = None is a conditional used in sp3.sp3merge
     merged_df = sp3.sp3merge(sp3paths=sp3paths, clkpaths=clkpaths, nodata_to_nan=nodata_to_nan)
     sp3.write_sp3(sp3_df=merged_df, path=output)
 
@@ -556,11 +558,25 @@ def trace2mongo(trace_paths, db_name):
     default=None,
     show_default=True,
 )
-def orbq(input, output_path, format, csv_separation, json_format, nodata_to_nan, hlm_mode, satellite, constellation, header, index, reject_re):
+def orbq(
+    input,
+    output_path,
+    format,
+    csv_separation,
+    json_format,
+    nodata_to_nan,
+    hlm_mode,
+    satellite,
+    constellation,
+    header,
+    index,
+    reject_re,
+):
     """
     A simple utility to assess pairs of sp3 files
     """
     from gnssanalysis import gn_io, gn_aux, gn_diffaux
+
     _logging.basicConfig(level="INFO")  # seems that logging can only be configured before the first logging call
     logger = _logging.getLogger()
     # if verbose: