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refactor: pandas serialize and deserialize removed from global

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namespace.
This commit is contained in:
Fabian Joswig 2022-07-04 14:59:17 +01:00
parent 265bad3ed8
commit f58ef11845
2 changed files with 8 additions and 8 deletions
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12
pyerrors/input/pandas.py
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@ -22,7 +22,7 @@ def to_sql(df, table_name, db, if_exists="replace", gz=True):
gz : bool
If True the json strings are gzipped.
"""
se_df = pe.input.pandas.serialize_df(df, gz=gz)
se_df = _serialize_df(df, gz=gz)
con = sqlite3.connect(db)
se_df.to_sql(table_name, con, if_exists=if_exists)
con.close()
@ -44,7 +44,7 @@ def read_sql_query(sql, db, auto_gamma=False):
con = sqlite3.connect(db)
extract_df = pd.read_sql_query(sql, con)
con.close()
return pe.input.pandas.deserialize_df(extract_df, auto_gamma=auto_gamma)
return _deserialize_df(extract_df, auto_gamma=auto_gamma)
def dump_df(df, fname, gz=True):
@ -62,7 +62,7 @@ def dump_df(df, fname, gz=True):
gz : bool
If True, the output is a gzipped csv file. If False, the output is a csv file.
"""
out = serialize_df(df, gz=False)
out = _serialize_df(df, gz=False)
if not fname.endswith('.csv'):
fname += '.csv'
@ -101,10 +101,10 @@ def load_df(fname, auto_gamma=False, gz=True):
warnings.warn("Trying to read from %s without unzipping!" % fname, UserWarning)
re_import = pd.read_csv(fname)
return deserialize_df(re_import, auto_gamma=auto_gamma)
return _deserialize_df(re_import, auto_gamma=auto_gamma)
def serialize_df(df, gz=False):
def _serialize_df(df, gz=False):
"""Serializes all Obs or Corr valued columns into json strings according to the pyerrors json specification.
Parameters
@ -123,7 +123,7 @@ def serialize_df(df, gz=False):
return out
def deserialize_df(df, auto_gamma=False):
def _deserialize_df(df, auto_gamma=False):
"""Deserializes all pyerrors json strings into Obs or Corr objects according to the pyerrors json specification.
Parameters

4
tests/pandas_test.py
View file

@ -48,6 +48,6 @@ def test_gz_serialization():
my_obs = pe.pseudo_Obs(0.1, 0.01, "pandas DataFrame ensemble only for test purposes.")
my_df = pd.DataFrame([{"Label": 1, "Obs": my_obs}])
for gz in [False, True]:
ser = pe.input.pandas.serialize_df(my_df, gz=gz)
deser = pe.input.pandas.deserialize_df(ser)
ser = pe.input.pandas._serialize_df(my_df, gz=gz)
deser = pe.input.pandas._deserialize_df(ser)
np.all(my_df == deser)