Revert "setup: use requirements.txt install to get unreleased datacite module"

This reverts commit 4159931.

Author: tmorrell

codemeta.json

@@ -6,7 +6,7 @@
   "codeRepository": "https://github.com/caltechlibrary/caltechdata_api",
   "issueTracker": "https://github.com/caltechlibrary/caltechdata_api/issues",
   "license": "https://data.caltech.edu/license",
-  "version": "0.1.8",
+  "version": "0.1.7",
   "author": [
     {
       "@type": "Person",
@@ -18,7 +18,7 @@
     }],
   "developmentStatus": "active",
   "downloadUrl":
-  "https://github.com/caltechlibrary/caltechdata_api/archive/0.1.8.zip",
+  "https://github.com/caltechlibrary/caltechdata_api/archive/0.1.5.zip",
   "keywords": [
     "GitHub",
     "metadata",

requirements.txt

@@ -16,13 +16,6 @@ def read(fname):
         src = f.read()
     return src
 
-def read_requirements():
-    """Parse requirements from requirements.txt."""
-    reqs_path = os.path.join('.', 'requirements.txt')
-    with open(reqs_path, 'r') as f:
-        requirements = [line.rstrip() for line in f]
-    return requirements
-
 codemeta_json = "codemeta.json"
 
 # Let's pickup as much metadata as we need from codemeta.json
@@ -57,7 +50,9 @@ def read_requirements():
 REQUIRES_PYTHON = '>=3.7.0'
 
 # What packages are required for this module to be executed?
-REQUIRED = read_requirements()
+REQUIRED = [
+    'requests','datacite','tqdm'
+]
 
 # What packages are optional?
 EXTRAS = {