Use double quotes

doc/source/conf.py

@@ -24,33 +24,33 @@
 
 # Add any Sphinx extension module names here, as strings. They can be extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
-extensions = ['sphinx.ext.autodoc', 'sphinx.ext.doctest', 'sphinx.ext.todo',
-              'sphinx.ext.inheritance_diagram']
+extensions = ["sphinx.ext.autodoc", "sphinx.ext.doctest", "sphinx.ext.todo",
+              "sphinx.ext.inheritance_diagram"]
 
 # Add any paths that contain templates here, relative to this directory.
-templates_path = ['_templates']
+templates_path = ["_templates"]
 
 # The suffix of source filenames.
-source_suffix = '.rst'
+source_suffix = ".rst"
 
 # The encoding of source files.
 #source_encoding = 'utf-8-sig'
 
 # The master toctree document.
-master_doc = 'index'
+master_doc = "index"
 
 # General information about the project.
-project = u'pygac'
-copyright = u'2014, Abhay Devasthale, Martin Raspaud and Adam Dybbroe'
+project = u"pygac"
+copyright = u"2014, Abhay Devasthale, Martin Raspaud and Adam Dybbroe"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
 # The short X.Y version.
-version = '0.1'
+version = "0.1"
 # The full version, including alpha/beta/rc tags.
-release = '0.1'
+release = "0.1"
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
@@ -81,7 +81,7 @@
 #show_authors = False
 
 # The name of the Pygments (syntax highlighting) style to use.
-pygments_style = 'sphinx'
+pygments_style = "sphinx"
 
 # A list of ignored prefixes for module index sorting.
 #modindex_common_prefix = []
@@ -91,7 +91,7 @@
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = 'default'
+html_theme = "default"
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the
@@ -120,7 +120,7 @@
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".
-html_static_path = ['_static']
+html_static_path = ["_static"]
 
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.
@@ -164,7 +164,7 @@
 #html_file_suffix = None
 
 # Output file base name for HTML help builder.
-htmlhelp_basename = 'pygacdoc'
+htmlhelp_basename = "pygacdoc"
 
 
 # -- Options for LaTeX output --------------------------------------------------
@@ -178,8 +178,8 @@
 # Grouping the document tree into LaTeX files. List of tuples
 # (source start file, target name, title, author, documentclass [howto/manual]).
 latex_documents = [
-  ('index', 'pygac.tex', u'pygac Documentation',
-   u'Abhay Devasthale, Martin Raspaud and Adam Dybbroe', 'manual'),
+  ("index", "pygac.tex", u"pygac Documentation",
+   u"Abhay Devasthale, Martin Raspaud and Adam Dybbroe", "manual"),
 ]
 
 # The name of an image file (relative to this directory) to place at the top of
@@ -211,6 +211,6 @@
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    ('index', 'pygac', u'pygac Documentation',
-     [u'Abhay Devasthale, Martin Raspaud and Adam Dybbroe'], 1)
+    ("index", "pygac", u"pygac Documentation",
+     [u"Abhay Devasthale, Martin Raspaud and Adam Dybbroe"], 1)
 ]

pygac/__init__.py

@@ -37,4 +37,4 @@
 # add a NullHandler to prevent messages in sys.stderr if the using application does
 # not use logging, but pygac makes logging calls of severity WARNING and greater.
 # See https://docs.python.org/3/howto/logging.html (Configuring Logging for a Library)
-logging.getLogger('pygac').addHandler(logging.NullHandler())
+logging.getLogger("pygac").addHandler(logging.NullHandler())

pygac/calibration/noaa.py

@@ -66,7 +66,7 @@ def calibrate(ds, custom_coeffs=None, coeffs_file=None):
     jday = start_time.dayofyear.item()
 
 
-    corr = ds.attrs['sun_earth_distance_correction_factor']
+    corr = ds.attrs["sun_earth_distance_correction_factor"]
 
     # how many reflective channels are there ?
     tot_ref = channels.shape[2] - 3
@@ -106,9 +106,9 @@ def calibrate(ds, custom_coeffs=None, coeffs_file=None):
 
 class CoeffStatus(Enum):
     """Indicates the status of calibration coefficients."""
-    NOMINAL = 'nominal'
-    PROVISIONAL = 'provisional'
-    EXPERIMENTAL = 'experimental'
+    NOMINAL = "nominal"
+    PROVISIONAL = "provisional"
+    EXPERIMENTAL = "experimental"
 
 
 class Calibrator:
@@ -120,17 +120,17 @@ class Calibrator:
         default_coeffs: dictonary containing default values for all spacecrafts
     """
     version_hashs = {
-        '963af9b66268475ed500ad7b37da33c5': {
-            'name': 'PATMOS-x, v2017r1',
-            'status': CoeffStatus.NOMINAL
+        "963af9b66268475ed500ad7b37da33c5": {
+            "name": "PATMOS-x, v2017r1",
+            "status": CoeffStatus.NOMINAL
         },
-        '689386c822de18a07194ac7fd71652ea': {
-            'name': 'PATMOS-x, v2017r1, with provisional coefficients for MetOp-C',
-            'status': CoeffStatus.PROVISIONAL
+        "689386c822de18a07194ac7fd71652ea": {
+            "name": "PATMOS-x, v2017r1, with provisional coefficients for MetOp-C",
+            "status": CoeffStatus.PROVISIONAL
         },
-        'e8735ec394ecdb87b7edcd261e72d2eb': {
-            'name': 'PATMOS-x, v2023',
-            'status': CoeffStatus.PROVISIONAL
+        "e8735ec394ecdb87b7edcd261e72d2eb": {
+            "name": "PATMOS-x, v2023",
+            "status": CoeffStatus.PROVISIONAL
         },
     }
     fields = [
@@ -139,7 +139,7 @@ class Calibrator:
         "to_eff_blackbody_slope", "date_of_launch", "d", "spacecraft", "version"
     ]
 
-    Calibrator = namedtuple('Calibrator', fields)
+    Calibrator = namedtuple("Calibrator", fields)
     default_coeffs = None
     default_file = None
     default_version = None
@@ -176,21 +176,21 @@ def __new__(cls, spacecraft, custom_coeffs=None, coeffs_file=None):
         for key in ("dark_count", "gain_switch", "s0", "s1", "s2"):
             arraycoeffs[key] = np.array([
                 coeffs[channel][key]
-                for channel in ('channel_1', 'channel_2', 'channel_3a')
+                for channel in ("channel_1", "channel_2", "channel_3a")
             ], dtype=float)
         # thermal channels
         for key in ("centroid_wavenumber", "space_radiance",
                     "to_eff_blackbody_intercept", "to_eff_blackbody_slope"):
             arraycoeffs[key] = np.array([
                 coeffs[channel][key]
-                for channel in ('channel_3b', 'channel_4', 'channel_5')
+                for channel in ("channel_3b", "channel_4", "channel_5")
             ], dtype=float)
         arraycoeffs["b"] = np.array([
             [
                 coeffs[channel][key]
                 for key in ("b0", "b1", "b2")
             ]
-            for channel in ('channel_3b', 'channel_4', 'channel_5')
+            for channel in ("channel_3b", "channel_4", "channel_5")
         ], dtype=float)
         # thermometers
         # Note, that "thermometer_0" does not exists, and is filled with zeros to
@@ -203,7 +203,7 @@ def __new__(cls, spacecraft, custom_coeffs=None, coeffs_file=None):
             for d in range(5)
         ], dtype=float)
         # parse date of launch
-        date_of_launch_str = coeffs["date_of_launch"].replace('Z', '+00:00')
+        date_of_launch_str = coeffs["date_of_launch"].replace("Z", "+00:00")
         if sys.version_info < (3, 7):
             # Note that here any time information is lost
             import dateutil.parser
@@ -238,7 +238,7 @@ def read_coeffs(cls, coeffs_file):
         else:
             LOG.debug("Read PyGAC internal calibration coefficients.")
             coeffs_file = files("pygac") / "data/calibration.json"
-        with open(coeffs_file, mode='rb') as json_file:
+        with open(coeffs_file, mode="rb") as json_file:
             content = json_file.read()
             coeffs = json.loads(content)
             version = cls._get_coeffs_version(content)
@@ -251,10 +251,10 @@ def _get_coeffs_version(cls, coeff_file_content):
         digest = md5_hash.hexdigest()
         version_dict = cls.version_hashs.get(
             digest,
-            {'name': None, 'status': None}
+            {"name": None, "status": None}
         )
-        version = version_dict['name']
-        status = version_dict['status']
+        version = version_dict["name"]
+        status = version_dict["status"]
         if version is None:
             warning = "Unknown calibration coefficients version!"
             warnings.warn(warning, RuntimeWarning)
@@ -263,7 +263,7 @@ def _get_coeffs_version(cls, coeff_file_content):
             LOG.info('Identified calibration coefficients version "%s".',
                      version)
             if status != CoeffStatus.NOMINAL:
-                warning = 'Using {} calibration coefficients'.format(status)
+                warning = "Using {} calibration coefficients".format(status)
                 warnings.warn(warning, RuntimeWarning)
                 LOG.warning(warning)
         return version
@@ -535,9 +535,9 @@ def calibrate_thermal(counts, prt, ict, space, line_numbers, channel, cal):
         wlength = 3
 
     weighting_function = np.ones(wlength, dtype=float) / wlength
-    tprt_convolved = np.convolve(tprt, weighting_function, 'same')
-    ict_convolved = np.convolve(ict, weighting_function, 'same')
-    space_convolved = np.convolve(space, weighting_function, 'same')
+    tprt_convolved = np.convolve(tprt, weighting_function, "same")
+    ict_convolved = np.convolve(ict, weighting_function, "same")
+    space_convolved = np.convolve(space, weighting_function, "same")
 
     # take care of the beginning and end
     tprt_convolved[0:(wlength - 1) // 2] = tprt_convolved[(wlength - 1) // 2]

pygac/configuration.py

@@ -43,7 +43,7 @@ class FileNotFoundError(OSError):
 class Configuration(configparser.ConfigParser, object):
     """Configuration container for pygac."""
 
-    config_file = ''
+    config_file = ""
 
     def read(self, config_file):
         """Read and parse the configuration file
@@ -70,8 +70,8 @@ def read(self, config_file):
     def get(self, *args, **kwargs):
         """python 2 compatibility for fallback attribute"""
         if sys.version_info.major < 3:
-            if 'fallback' in kwargs:
-                fallback = kwargs.pop('fallback')
+            if "fallback" in kwargs:
+                fallback = kwargs.pop("fallback")
             else:
                 fallback = None
             try:
@@ -100,7 +100,7 @@ def get_config(initialized=True):
         try:
             config_file = os.environ["PYGAC_CONFIG_FILE"]
         except KeyError:
-            LOG.error('Environment variable PYGAC_CONFIG_FILE not set!')
+            LOG.error("Environment variable PYGAC_CONFIG_FILE not set!")
             raise
         _config.read(config_file)
     return _config

pygac/correct_tsm_issue.py

@@ -410,7 +410,7 @@ def std_filter(data, box_size):
     # need to surround the data with NaNs to calculate values at the boundary
     padded_data = np.pad(
         data, (border, border),
-        mode='constant',
+        mode="constant",
         constant_values=np.nan
     )
     windows = _rolling_window(padded_data, size)