remove the obsolete setup.py

pyproject.toml

@@ -9,8 +9,8 @@ authors = [
     {name="Zhang Yunjun", email="yunjunz@outlook.com"},
     {name="Dennis Milbert"},
 ]
-readme = "README.md"
 requires-python = ">=3.8"
+
 keywords = ["solid Earth tides", "deformation", "geodesy", "geophysics"]
 license = {text = "GPL-3.0-or-later"}
 classifiers = [
@@ -25,7 +25,7 @@ classifiers = [
 # see section: setuptools_scm
 # https://setuptools.pypa.io/en/latest/userguide/pyproject_config.html#dynamic-metadata
 # dependencies will be read from text files
-dynamic = ["version", "dependencies", "optional-dependencies"]
+dynamic = ["version", "readme", "dependencies", "optional-dependencies"]
 
 [project.urls]
 "Homepage" = "https://github.com/insarlab/PySolid"
@@ -37,6 +37,7 @@ zip-safe = false
 
 [tool.setuptools.dynamic]
 dependencies = { file = ["requirements.txt"] }
+readme = { file = ["README.md"], content-type = "text/markdown" }
 
 # extra requirements: `pip install pysolid[docs]` or `pip install .[docs,test]`
 # note: the [docs] syntax requires setuptools>=64.0, thus, not working yet.

src/pysolid/point.py

@@ -203,6 +203,7 @@ def plot_solid_earth_tides_point(dt_out, tide_e, tide_n, tide_u, lalo=None,
     if lalo:
         axs[0].set_title('solid Earth tides at (N{}, E{})'.format(lalo[0], lalo[1]), fontsize=12)
     fig.tight_layout()
+    fig.align_ylabels()
 
     # output
     if out_fig: