python 3.7 compat

Author: rasbt

biopandas/__init__.py

@@ -24,5 +24,5 @@
 # 'X.Y.dev0' is the canonical version of 'X.Y.dev'
 #
 
-__version__ = "0.3.0"
+__version__ = "0.4.1"
 __author__ = "Sebastian Raschka <[email protected]>"

docs/CHANGELOG.md

@@ -3,21 +3,43 @@
 The CHANGELOG for the current development version is available at
 [https://github.com/rasbt/biopandas/blob/main/docs/sources/CHANGELOG.md](https://github.com/rasbt/biopandas/blob/main/docs/sources/CHANGELOG.md).
 
-### 0.4.0dev1 (TBD)
+
+### 0.4.1 (05-13-2022)
 
 ##### Downloads
 
--
+- [Source code (zip)](https://github.com/rasbt/biopandas/archive/v0.4.1.zip)
+- [Source code (tar.gz)](https://github.com/rasbt/biopandas/archive/v0.4.1.tar.gz)
+
+
+
+##### Changes
+
+- Remove walrus operator for Python 3.7 compatibility.
+
+
+### 0.4.0 (05-11-2022)
+
+##### Downloads
+
+- [Source code (zip)](https://github.com/rasbt/biopandas/archive/v0.4.0.zip)
+- [Source code (tar.gz)](https://github.com/rasbt/biopandas/archive/v0.4.0.tar.gz)
 
 ##### New Features
 
 - Adds support for extracting structures from PDB files containing multiple models. See the [documentation](http://rasbt.github.io/biopandas/tutorials/Working_with_PDB_Structures_in_DataFrames/#working-with-pdbs-containing-multiple-models
 ) for details.  (via [Arian Jamasb](https://github.com/a-r-j), PR #[101](https://github.com/rasbt/biopandas/pull/101/files)).
 
+- Adds support for fetching mmCIF (`PandasMmcif().fetch_mmcif(uniprot_id='Q5VSL9', source='alphafold2-v2')`) and PDB structures (e.g., `PandasPdb().fetch_pdb(uniprot_id='Q5VSL9', source="alphafold2-v2")`)  (via [Arian Jamasb](https://github.com/a-r-j), PR #[102](https://github.com/rasbt/biopandas/pull/102/files)).
+
 ##### Changes
 
+- Instead of raising a warning when no ATOM entries are loaded, raise the warning only when neither ATOM nor HETAM entries are loaded.
+
 ##### Bug Fixes
 
+- None
+
 ### 0.3.0 (04-06-2022)
 
 ##### Downloads
@@ -299,4 +321,4 @@ The CHANGELOG for the current development version is available at
 
 ### 0.1.2 (2015-11-23)
 
-- First Release.
+- First Release.