Move development dependencies out to separate install script

Author: nateprewitt

requirements-dev.txt

@@ -0,0 +1,9 @@
+nose==1.3.3
+wheel==0.37.0
+coverage==5.5
+
+# Pytest specific deps
+pytest==6.2.5
+pytest-cov==2.12.1
+atomicwrites>=1.0 # Windows requirement
+colorama>0.3.0 # Windows requirement

requirements.txt

@@ -1,6 +1,3 @@
 -e git://github.com/boto/botocore.git@develop#egg=botocore
 -e git://github.com/boto/jmespath.git@develop#egg=jmespath
 -e git://github.com/boto/s3transfer.git@develop#egg=s3transfer
-nose==1.3.3
-mock==1.3.0
-wheel==0.24.0

scripts/ci/install

@@ -1,22 +1,35 @@
 #!/usr/bin/env python
 import os
-import sys
-from subprocess import check_call
 import shutil
+from contextlib import contextmanager
+from subprocess import check_call
 
 _dname = os.path.dirname
 
 REPO_ROOT = _dname(_dname(_dname(os.path.abspath(__file__))))
-os.chdir(REPO_ROOT)
+
+
+@contextmanager
+def cd(path):
+    """Change directory while inside context manager."""
+    cwd = os.getcwd()
+    try:
+        os.chdir(path)
+        yield
+    finally:
+        os.chdir(cwd)
 
 
 def run(command):
     return check_call(command, shell=True)
 
-run('pip install -r requirements.txt')
-run('pip install coverage')
-if os.path.isdir('dist') and os.listdir('dist'):
-    shutil.rmtree('dist')
-run('python setup.py bdist_wheel')
-wheel_dist = os.listdir('dist')[0]
-run('pip install %s' % (os.path.join('dist', wheel_dist)))
+
+if __name__ == "__main__":
+    with cd(REPO_ROOT):
+        run("pip install -r requirements.txt")
+        run("python scripts/ci/install-dev-deps")
+        if os.path.isdir("dist") and os.listdir("dist"):
+            shutil.rmtree("dist")
+        run("python setup.py bdist_wheel")
+        wheel_dist = os.listdir("dist")[0]
+        run("pip install %s" % (os.path.join("dist", wheel_dist)))

scripts/ci/install-dev-deps

@@ -0,0 +1,28 @@
+#!/usr/bin/env python
+import os
+from contextlib import contextmanager
+from subprocess import check_call
+
+_dname = os.path.dirname
+
+REPO_ROOT = _dname(_dname(_dname(os.path.abspath(__file__))))
+
+
+@contextmanager
+def cd(path):
+    """Change directory while inside context manager."""
+    cwd = os.getcwd()
+    try:
+        os.chdir(path)
+        yield
+    finally:
+        os.chdir(cwd)
+
+
+def run(command):
+    return check_call(command, shell=True)
+
+
+if __name__ == "__main__":
+    with cd(REPO_ROOT):
+        run("pip install -r requirements-dev-lock.txt")