Switch from pkg_resources to importlib.resources

mpas_analysis/download_data.py

@@ -19,7 +19,7 @@
 
 
 import argparse
-import pkg_resources
+import importlib.resources as resources
 import os
 
 from mpas_analysis.shared.io.download import download_files
@@ -49,9 +49,10 @@ def download_analysis_data():
         pass
 
     urlBase = 'https://web.lcrc.anl.gov/public/e3sm/diagnostics'
-    analysisFileList = pkg_resources.resource_string(
-        'mpas_analysis',
-        'obs/{}_input_files'.format(args.dataset)).decode('utf-8')
+    resource = resources.files('mpas_analysis.obs').joinpath(
+        f'{args.dataset}_input_files')
+    with resource.open('r') as f:
+        analysisFileList = f.read()
 
     # remove any empty strings from the list
     analysisFileList = list(filter(None, analysisFileList.split('\n')))

mpas_analysis/ocean/climatology_map_custom.py

@@ -23,12 +23,14 @@
 
 class ClimatologyMapCustom(AnalysisTask):
     """
-    A felxible analysis task for plotting climatologies of any MPAS-Ocean field
+    A flexible analysis task for plotting climatologies of any MPAS-Ocean field
     on cells from timeSeriesStatsMonthly at various depths (if the field has
-    vertical levels) and for various seasons. Various derived fields are also
-    supported:
-      * velocity magnitude
-      * thermal forcing (temperature - freezing temperature)
+    vertical levels) and for various seasons.
+
+    Various derived fields are also supported:
+
+    * velocity magnitude
+    * thermal forcing (temperature - freezing temperature)
     """
 
     def __init__(self, config, mpasClimatologyTask, controlConfig=None):

mpas_analysis/shared/html/pages.py

@@ -16,7 +16,7 @@
 from os import makedirs
 from pathlib import Path
 
-import pkg_resources
+import importlib.resources as resources
 from lxml import etree
 
 import mpas_analysis.version
@@ -66,13 +66,13 @@ def generate_html(config, analyses, controlConfig, customConfigFiles):
             try:
                 ComponentPage.add_image(fileName, config, components,
                                         controlConfig)
-            except IOError:
-                print('  missing file {}'.format(fileName))
+            except IOError as e:
+                print(f'Error reading {fileName}: {e}')
                 missingCount += 1
 
     if missingCount > 0:
-        print('Warning: {} XML files were missing and the analysis website'
-              ' will be incomplete.'.format(missingCount))
+        print(f'Warning: {missingCount} XML files could not be read and the '
+              f'analysis website will be incomplete.')
     # generate the page for each component and add the component to the main
     # page
     for componentName, component in components.items():
@@ -155,24 +155,15 @@ def __init__(self, config, controlConfig, customConfigFiles):
         self.customConfigFiles = customConfigFiles
 
         # get template text
-        fileName = \
-            pkg_resources.resource_filename(__name__,
-                                            "templates/main_page.html")
-
-        with open(fileName, 'r') as templateFile:
-            self.pageTemplate = templateFile.read()
-
-        fileName = \
-            pkg_resources.resource_filename(__name__,
-                                            "templates/main_component.html")
-        with open(fileName, 'r') as templateFile:
-            self.componentTemplate = templateFile.read()
-
-        fileName = \
-            pkg_resources.resource_filename(__name__,
-                                            "templates/config.html")
-        with open(fileName, 'r') as templateFile:
-            self.configTemplate = templateFile.read()
+        package = 'mpas_analysis.shared.html.templates'
+        templates = {}
+        for name in ['main_page', 'main_component', 'config']:
+            resource = resources.files(package).joinpath(f'{name}.html')
+            with resource.open('r') as templateFile:
+                templates[name] = templateFile.read()
+        self.pageTemplate = templates['main_page']
+        self.componentTemplate = templates['main_component']
+        self.configTemplate = templates['config']
 
         # start with no components
         self.components = OrderedDict()
@@ -273,45 +264,34 @@ def generate(self):
 
         pageText = _replace_tempate_text(self.pageTemplate, replacements)
 
-        htmlBaseDirectory = build_config_full_path(self.config, 'output',
-                                                   'htmlSubdirectory')
+        htmlBaseDirectory = build_config_full_path(
+            self.config, 'output', 'htmlSubdirectory'
+        )
 
         for subdir in ['css', 'js']:
-            try:
-                makedirs('{}/{}'.format(htmlBaseDirectory, subdir))
-            except OSError:
-                pass
+            makedirs(f'{htmlBaseDirectory}/{subdir}', exist_ok=True)
 
-        outFileName = '{}/index.html'.format(htmlBaseDirectory)
+        outFileName = f'{htmlBaseDirectory}/index.html'
 
         with open(outFileName, mode='w') as mainFile:
             mainFile.write(
-                pageText.encode('ascii',
-                                'xmlcharrefreplace').decode('ascii'))
+                pageText.encode('ascii', 'xmlcharrefreplace').decode('ascii')
+            )
 
         # copy the css and js files as well as general images
-        fileName = \
-            pkg_resources.resource_filename(__name__,
-                                            "templates/style.css")
-        copyfile(fileName, '{}/css/style.css'.format(htmlBaseDirectory))
-
-        fileName = \
-            pkg_resources.resource_filename(__name__,
-                                            "templates/index.js")
-        copyfile(fileName, '{}/js/index.js'.format(htmlBaseDirectory))
-
-        fileName = \
-            pkg_resources.resource_filename(__name__,
-                                            "templates/mpas_logo.png")
-        copyfile(fileName, '{}/mpas_logo.png'.format(htmlBaseDirectory))
-
-        fileName = \
-            pkg_resources.resource_filename(__name__,
-                                            "templates/config.png")
-        copyfile(fileName, '{}/config.png'.format(htmlBaseDirectory))
-
-        with open('{}/complete.{}.cfg'.format(htmlBaseDirectory,
-                                              runName), 'w') as configFile:
+        resource_targets = [
+            ("style.css", "css/style.css"),
+            ("index.js", "js/index.js"),
+            ("mpas_logo.png", "mpas_logo.png"),
+            ("config.png", "config.png"),
+        ]
+        for resource_name, target_path in resource_targets:
+            package = 'mpas_analysis.shared.html.templates'
+            fileName = resources.files(package).joinpath(resource_name)
+            copyfile(str(fileName), f'{htmlBaseDirectory}/{target_path}')
+
+        outFileName = f'{htmlBaseDirectory}/complete.{runName}.cfg'
+        with open(outFileName, 'w') as configFile:
             self.config.write(configFile)
 
 
@@ -386,11 +366,10 @@ def __init__(self, config, name, subdirectory, controlConfig=None):
         for templateName in ['page', 'quicklink', 'group', 'gallery', 'image',
                              'subtitle']:
             # get template text
-            fileName = pkg_resources.resource_filename(
-                __name__,
-                "templates/component_{}.html".format(templateName))
-
-            with open(fileName, 'r') as templateFile:
+            package = 'mpas_analysis.shared.html.templates'
+            resource = resources.files(package).joinpath(
+                f'component_{templateName}.html')
+            with resource.open('r') as templateFile:
                 self.templates[templateName] = templateFile.read()
 
         # start with no groups